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Contents
- The climate of Ennis
- The best time to visit Ennis
- The worst time to visit Ennis
- Spring weather in Ennis
- Summer weather in Ennis
- Autumn weather in Ennis
- Winter weather in Ennis
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Ennis
Situated in the western part of Ireland, Ennis enjoys a Marine west coast or warm summer climate, as categorized by the Köppen climate classification (Cfb). This categorization is confirmed by a mild range in temperatures throughout the year, frequent rainfall, and high relative humidity levels, distinctive of a temperate maritime climate.
Throughout the year, Ennis’s average high temperature trends from 7.8°C (46°F) in January to a peak of 17.8°C (64°F) in July then dwindles to 8°C (46.4°F) in December. Parallel to this, the average low temperature ranges from a chilly 3.4°C (38.1°F) in January, escalating to a balmy 11.2°C (52.2°F) during summer, particularly in August, and descending back to the year’s lowest of 2.9°C (37.2°F) by February.
Rainfall is another prevalent aspect of Ennis's climate. Monthly averages vacillate from 26mm (1.02") in January, increasing to a high of 39mm (1.54") in August, then tapering off to 20mm (0.79") by September. Correspondingly, the number of days with significant rainfall varies from 14.9 days in January, peaks at 19.3 days in July, and drops to the low of 13.2 days in September.
An interesting weather feature in Ennis is the gently fluctuating daylight hours. The city basks in about 8.3 hours of daylight in January, which progresses to the annual maximum of 16.8 hours by June - the city's longest day, then reverts to a lowly 7.7 hours by December.
Pressure and wind conditions in Ennis also exhibit typical year-round patterns. The air pressure generally moves within a tight band, from 1011.2mb in January to a high of 1015.9mb by May, then gets slightly lighter to 1010.8mb by December. The average wind speed starts from 20.2km/h (12.6mph) in January, eases to 14.3km/h (8.9mph) by June, and again ascends to the year's maximum of 20.1km/h (12.5mph) by December.
Throughout the year, Ennis’s average high temperature trends from 7.8°C (46°F) in January to a peak of 17.8°C (64°F) in July then dwindles to 8°C (46.4°F) in December. Parallel to this, the average low temperature ranges from a chilly 3.4°C (38.1°F) in January, escalating to a balmy 11.2°C (52.2°F) during summer, particularly in August, and descending back to the year’s lowest of 2.9°C (37.2°F) by February.
Rainfall is another prevalent aspect of Ennis's climate. Monthly averages vacillate from 26mm (1.02") in January, increasing to a high of 39mm (1.54") in August, then tapering off to 20mm (0.79") by September. Correspondingly, the number of days with significant rainfall varies from 14.9 days in January, peaks at 19.3 days in July, and drops to the low of 13.2 days in September.
An interesting weather feature in Ennis is the gently fluctuating daylight hours. The city basks in about 8.3 hours of daylight in January, which progresses to the annual maximum of 16.8 hours by June - the city's longest day, then reverts to a lowly 7.7 hours by December.
Pressure and wind conditions in Ennis also exhibit typical year-round patterns. The air pressure generally moves within a tight band, from 1011.2mb in January to a high of 1015.9mb by May, then gets slightly lighter to 1010.8mb by December. The average wind speed starts from 20.2km/h (12.6mph) in January, eases to 14.3km/h (8.9mph) by June, and again ascends to the year's maximum of 20.1km/h (12.5mph) by December.
The best time to visit Ennis
The ideal time to plan a visit to Ennis would be between May and August. This span presents the warmest average temperature, from 14.3°C (57.7°F) to 17.8°C (64°F), coupled with appreciatively longer daylight hours, 15.8 hours to 16.3 hours. This period also sees the highest average UV index of 4, making it suitable for outdoor exploration and activities. Despite the likelihood of rain during this period, the town's vibrant verdancy and temperate weather provides a remarkable backdrop for sightseeing and cultural exploration.
The worst time to visit Ennis
For those who want to avoid colder circumstances and reduced daylight hours, the months from November to February might be less appealing. During this period, temperatures fall significantly, averaging between 8°C (46.4°F) and 9.7°C (49.5°F). Combined with shorter daylight hours (from 7.7 hours to 8.7 hours), wind speeds escalating to 20.1km/h (12.5mph), and increased chance of snowfall, especially in December and January, these factors make this period potentially less favorable for travel.
Spring weather in Ennis
In Ennis, spring introduces pleasantly mild temperatures, with average highs meandering from 9.6°C (49.3°F) in March to 12.3°C (54.1°F) by April. Correspondingly, the average low temperatures inch up from 3.3°C (37.9°F) in March to a more tolerable 4.4°C (39.9°F) in April. Rainfall dips in spring, amounting to 29mm (1.14") to 25mm (0.98") and the number of daylight hours increase, offering more opportunities for outdoor pursuits.
Summer weather in Ennis
Summer ushers in the warmest temperatures in Ennis, ranging from 14.3°C (57.7°F) to 17.8°C (64°F), with lows relatively tepid at 7.1°C (44.8°F) to 11.2°C (52.2°F). Daylight is most abundant during summer, with up to 16.8 hours in June. Though there is an increased likelihood of rainfall, its timing often results in lovely fresh mornings and beautiful dew-laden landscapes.
Autumn weather in Ennis
Autumn brings with it a gradual decline in temperature, with average highs hovering between 15.8°C (60.4°F) to 9.7°C (49.5°F) from September to November and average lows moving from 9.4°C (48.9°F) down to 5.1°C (41.2°F). Rainfall augments slightly in November, up to 34mm (1.34"), daylength decreases steadily, with up to 10.6 hours of daylight in October to just 8.7 hours by November.
Winter weather in Ennis
Winter witnesses the coldest temperatures in Ennis, with average high temperatures dwindling to 8°C (46.4°F) by December and average lows similarly dropping to 4°C (39.2°F). December from January remains the peak time for snowfall, albeit minimal, averaging 8mm (0.31") to 10mm (0.39"). Conversely, days are shortest, with daylight hours reduced to just 7.7 hours in December. Winters also introduce stronger winds, with the average wind speed escalating to 20.1km/h (12.5mph) by December. Despite the chill, an Irish winter can still carry a certain charm, with crisp air and a quieter, calmer atmosphere.
Weather in January
Weather in Ennis in January can be quite chilly, with frost being a common sight. January sees the longest nights of the year, making it a month with low daylight. Also, this month is notable for being the period with the highest humidity, lingering around 88%. Weather in January »
Weather in February
As the calendar turns to February, Ennis welcomes a slight increase in temperatures correlating with a small decline in snowfall. The city observes slightly longer daylight, paving the way towards spring. On the contrary, February experiences high wind speed with the maiximum gust peaking at a rapid 33.5km/h (20.8mph). Weather in February »
Weather in March
March is the gateway to the spring season in Ennis, with a moderate increase in temperature. The city enjoys more hours of daylight, offering the opportunity for more outdoor activities. With the wind speed lowering to 18km/h (11.2mph) from 20.1km/h (12.5mph), the weather conditions slowly start showing signs of change. Weather in March »
Weather in April
The weather in Ennis in April signifies the arrival of a more pleasant and mild climate as we move further into the spring season. This becoming more evident as snowfall decreases to nil. April sees longer daylight hours up to 14 hours, with temperatures rising to a comfortable 12.3°C (54.1°F). Weather in April »
Weather in May
The wonderful month of May marks the transition from spring to early summer in Ennis. The temperatures sees a pleasant increase with the higher temperature reaching 14.3°C (57.7°F). Humidity remains steady at 85% this month, offering comfortable weather conditions. Weather in May »
Weather in June
June graces Ennis with the brilliance of summer. The temperature further climbs to reach a delightful high of 16.7°C (62.1°F). Days are longer with an increase in sunlight hours touching 16.8 hours. Apart from the warm sunshine, June is known for consistent rainfall amounting to 35mm (1.38"). Weather in June »
Weather in July
The peak of summer arrives in July, with Ennis recording the highest temperature of 17.8°C (64°F) for the year. However, it is accompanied by the heaviest rainfall of the year, recording 32mm (1.26") over 19 days. Despite these showers, July basks in enduring daylight, reaching a yearly maximum of 16.3 hours. Weather in July »
Weather in August
August offers another round of inviting summer weather in Ennis. Although the temperature witnesses a slight drop to 17.4°C (63.3°F), the environment remains comfortable and enjoyable. The high rainfall continues, marking the month with the highest precipitation, reaching 39mm (1.54"). Weather in August »
Weather in September
The arrival of September in Ennis marks the transition from summer to autumn. Notably, the temperature descends to a cooler 15.8°C (60.4°F). The daylight hours also begin to shorten, amounting to 12.7 hours. Despite these changes, the month experiences the lowest rainfall in the year, approximately 20mm (0.79"). Weather in September »
Weather in October
October in Ennis embraces the charm of autumn with temperatures further cooling down to a comfortable 13.4°C (56.1°F). In response to the seasonal change, daylight hours continue to diminish, falling to 10.6 hours. However, the enchanting autumn foliage in Ennis offers an irresistible allure. Weather in October »
Weather in November
November witnesses a more considerable drop in temperature with the highs averaging at 9.7°C (49.5°F). This drop is accompanied by a reduction in daylight hours to just 8.7 hours. With 34mm (1.34") of rainfall, November can be a rainy month yet it adds a romantic charm to the city’s streets. Weather in November »
Weather in December
The last month of the year, December, brings back the chill of winter to Ennis. With the temperature further dropping to 8°C (46.4°F), the winter charm of the city becomes palpable. The shortest days of the year are observed in December, with only 7.7 hours of daylight. Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Ennis?
Temperature records mark January as the coldest month, with highs averaging 7.8°C (46°F) and lows at 3.4°C (38.1°F).
How many days does it rain in Ennis?
Throughout the year, in Ennis, there are 184.7 rainfall days, and 356mm (14.02") of precipitation is accumulated.
When does it snow in Ennis?
January through March and December are months with snowfall.
What is the snowiest month in Ennis?
The month with the most snowfall is January, when snow falls for 0.6 days and typically aggregates up to 10mm (0.39") of snow.
How much does it snow in Ennis?
Throughout the year, in Ennis, there are 3 snowfall days, and 29mm (1.14") of snow is accumulated.
What is the month with the least sunshine in Ennis?
The month with the least sunshine is January, with an average of 3.8h of sunshine.
What is the month with the lowest UV index in Ennis?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Ennis, Ireland.
What is the least humid month in Ennis?
April is the least humid month, with an average relative humidity of 84%.
When it does not snow in Ennis?
April through November are months without snowfall in Ennis, Ireland.
When is the highest UV index in Ennis?
May and June, with an average maximum UV index of 4, are months with the highest UV index in Ennis, Ireland.
When are the longest days in Ennis?
The month with the longest days is June, with an average of 16h and 48min of daylight.
What month has the most sunshine in Ennis?
The month with the most sunshine in Ennis is June, with an average of 7.1h of sunshine.
What part of the year is the hottest in Ennis?
With average high and low temperatures of 17.8°C (64°F) and 11.1°C (52°F) respectively, July is Ennis's warmest month.
What is the rainiest month in Ennis?
August is the month with the most rainfall in Ennis, Ireland. Rain falls for 18.7 days and accumulates 39mm (1.54") of precipitation.
What is the driest month in Ennis?
September is the month with the least rainfall in Ennis, Ireland. Rain falls for 13.2 days and accumulates 20mm (0.79") of precipitation.
When is Daylight Saving Time (DST) in Ennis?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from IST to GMT. Daylight Saving Time ends on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to IST.
What is the most humid month in Ennis?
November and December, with an average relative humidity of 89%, are most humid months.
What is the month with the shortest days in Ennis?
With an average of 7h and 42min of daylight, December has the shortest days of the year in Ennis.
Average temperature
Ennis, Ireland
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (7.8°C).
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).
Average pressure
Ennis, Ireland
- Average pressure in January:
1011.2mbar - Average pressure in February:
1010.8mbar - Average pressure in March:
1014mbar - Average pressure in April:
1014.5mbar - Average pressure in May:
1015.9mbar - Average pressure in June:
1015.4mbar
- Average pressure in July:
1014.1mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1015.3mbar - Average pressure in October:
1012mbar - Average pressure in November:
1008.1mbar - Average pressure in December:
1010.8mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).
Average wind speed
Ennis, Ireland
- Average wind speed in January:
20.2km/h - Average wind speed in February:
20.1km/h - Average wind speed in March:
18km/h - Average wind speed in April:
15.8km/h - Average wind speed in May:
15.9km/h - Average wind speed in June:
14.3km/h
- Average wind speed in July:
14km/h - Average wind speed in August:
15.1km/h - Average wind speed in September:
15.4km/h - Average wind speed in October:
16.2km/h - Average wind speed in November:
18.1km/h - Average wind speed in December:
20.1km/h
The windiest month (with the highest average wind speed) is January (20.2km/h).
The calmest month (with the lowest average wind speed) is July (14km/h).
Average humidity
Ennis, Ireland
The months with the highest relative humidity are November and December (89%).
The month with the lowest relative humidity is April (84%).
Average rainfall
Ennis, Ireland
The wettest month (with the highest rainfall) is August (39mm).
The driest month (with the least rainfall) is September (20mm).
Average rainfall days
Ennis, Ireland
- Average rainfall days in January:
14.9 days - Average rainfall days in February:
11.8 days - Average rainfall days in March:
14.1 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
17.9 days - Average rainfall days in June:
18.1 days
- Average rainfall days in July:
19.3 days - Average rainfall days in August:
18.7 days - Average rainfall days in September:
13.2 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
13.3 days - Average rainfall days in December:
14.4 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (11.8 days).
Average snowfall
Ennis, Ireland
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Ennis, Ireland
- Average snowfall days in January:
0.6 days - Average snowfall days in February:
1.2 days - Average snowfall days in March:
0.7 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.4 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Ennis, Ireland
- Average daylight in January:
8h and 2min - Average daylight in February:
9h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 0min - Average daylight in May:
15h and 5min - Average daylight in June:
16h and 5min
- Average daylight in July:
16h and 2min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 4min - Average daylight in December:
7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
4h and 0min - Average sunshine in March:
5h and 0min - Average sunshine in April:
6h and 2min - Average sunshine in May:
5h and 5min - Average sunshine in June:
7h and 1min
- Average sunshine in July:
5h and 5min - Average sunshine in August:
5h and 4min - Average sunshine in September:
5h and 3min - Average sunshine in October:
4h and 1min - Average sunshine in November:
3h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is June (Average sunshine: 7h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Ennis, Ireland
- Average sunshine days in January:
13.4 days - Average sunshine days in February:
13 days - Average sunshine days in March:
11.9 days - Average sunshine days in April:
10.1 days - Average sunshine days in May:
8 days - Average sunshine days in June:
7.6 days
- Average sunshine days in July:
6.9 days - Average sunshine days in August:
5.9 days - Average sunshine days in September:
11 days - Average sunshine days in October:
13.6 days - Average sunshine days in November:
13.7 days - Average sunshine days in December:
13.9 days
The month with the most sunshine days is December (13.9 days).
The month with the least sunshine days is August (5.9 days).
Average UV index
Ennis, Ireland
The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Ennis, Ireland
The month with the most cloud cover is July (Cloud cover 67).
The month with the least cloud cover is April (Cloud cover 56).
Average visibility
Ennis, Ireland
The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).
Ennis, Ireland
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