Climate and monthly weather forecastHollymount, Ireland
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Hollymount, Ireland, with an average temperature ranging between max 7.3°C (45.1°F) and min 3.3°C (37.9°F). January is the month when Hollymount experiences its coldest temperatures, averaging a high of 7.3°C (45.1°F) and a low of 3.3°C (37.9°F). Weather in January »Weather in February
February, the last month of the winter in Hollymount, is also a frosty month, with an average temperature ranging between min 3.2°C (37.8°F) and max 8°C (46.4°F). As Hollymount welcomes February, the average high-temperature stabilizes at a still chilly 8°C (46.4°F), showing little deviation from January's 7.3°C (45.1°F). Weather in February »Weather in March
The first month of the spring, March, is also a frosty month in Hollymount, Ireland, with an average temperature varying between 9.3°C (48.7°F) and 3.6°C (38.5°F). With the advent of March, Hollymount's high-temperatures adjust to a still frosty 9.3°C (48.7°F), closely aligning with the preceding month. Weather in March »Weather in April
April in Hollymount, Ireland, is a fresh spring month, with temperature in the range of an average high of 11.8°C (53.2°F) and an average low of 4.8°C (40.6°F). April's commencement is accompanied by an average high-temperature of a fresh 11.8°C (53.2°F), diverging marginally from March's 9.3°C (48.7°F). Weather in April »Weather in May
The last month of the spring, May, is a moderate month in Hollymount, Ireland, with an average temperature varying between 13.8°C (56.8°F) and 6.9°C (44.4°F). Hollymount's shift from April to May is accompanied by an average high-temperature of a mild 13.8°C (56.8°F), a slight deviation from 11.8°C (53.2°F). Weather in May »Weather in June
June, the first month of the summer in Hollymount, is a comfortable month, with temperature in the range of an average high of 16°C (60.8°F) and an average low of 9.3°C (48.7°F). June's average high-temperature is a still refreshing 16°C (60.8°F), maintaining a close comparison with May's 13.8°C (56.8°F). Weather in June »Weather in July
July, like June, in Hollymount, Ireland, is another comfortable summer month, with an average temperature varying between 16.9°C (62.4°F) and 10.8°C (51.4°F). The highest temperatures are recorded in July, with averages reaching a high of 16.9°C (62.4°F) and a low of 10.8°C (51.4°F). Weather in July »Weather in August
The last month of the summer, August, is another comfortable month in Hollymount, Ireland, with an average temperature ranging between max 16.5°C (61.7°F) and min 10.9°C (51.6°F). August commences with an average high-temperature of a still enjoyable 16.5°C (61.7°F), showing little deviation from July's 16.9°C (62.4°F). Weather in August »Weather in September
The first month of the autumn, September, is also a moderate month in Hollymount, Ireland, with an average temperature fluctuating between 9.5°C (49.1°F) and 15.3°C (59.5°F). As September unfolds, the average high-temperature reaches a still refreshing 15.3°C (59.5°F), hinting at a slight fluctuation from the previous month. Weather in September »Weather in October
October, like September, in Hollymount, Ireland, is a cool autumn month, with an average temperature varying between 12.6°C (54.7°F) and 7.8°C (46°F). With the advent of October, Hollymount's high-temperatures adjust to a fresh 12.6°C (54.7°F), closely aligning with the preceding month. Weather in October »Weather in November
November, the last month of the autumn in Hollymount, is also a frosty month, with an average temperature varying between 9.3°C (48.7°F) and 5.1°C (41.2°F). In Hollymount, the average high-temperature in November gently drops from a fresh 12.6°C (54.7°F) in October to a frosty 9.3°C (48.7°F). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Hollymount, Ireland, with an average temperature varying between 7.7°C (45.9°F) and 3.9°C (39°F). Hollymount experiences a recorded average high-temperature of a still chilly 7.7°C (45.9°F) in December, closely aligned with November's 9.3°C (48.7°F). Weather in December »Updated: Jul 16, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January proves to be the coldest month, recording an average maximum temperature of 7.3°C (45.1°F) and a minimum temperature of 3.3°C (37.9°F).
The months with the highest humidity are January, October and November, with an average relative humidity of 88%.
In Hollymount, during the entire year, the rain falls for 101.4 days and collects up to 163mm (6.42") of precipitation.
Months with snowfall are January through March and December.
January is the month with the most snowfall. Snow falls for 0.8 days and accumulates 5mm (0.2") of snow.
In Hollymount, Ireland, during the entire year, snow falls for 2.4 days and aggregates up to 11mm (0.43") of snow.
January has the least sunshine of the year, with an average of 3.5h of sunshine.
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
The least humid month is April, with an average relative humidity of 83%.
In Hollymount, snow does not fall in April through November.
With an average of 17h and 0min of daylight, June has the longest days of the year.
June has the most sunshine of the year, with an average of 7h of sunshine.
The month with the highest UV index in Hollymount is June, with an average maximum UV index of 4.
In Hollymount, July is the warmest month, with temperatures averaging a high of 16.9°C (62.4°F) and a low of 10.8°C (51.4°F).
August is the month with the most rainfall. Rain falls for 10.2 days and accumulates 22mm (0.87") of precipitation.
September is the month with the least rainfall. Rain falls for 6 days and accumulates 7mm (0.28") of precipitation.
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.
December has the shortest days of the year, with an average of 7h and 30min of daylight.
Average temperature
Hollymount, Ireland
The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (7.3°C).
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is February (3.2°C).
Average pressure
Hollymount, Ireland
- Average pressure in January:
1009.7mbar - Average pressure in February:
1009.5mbar - Average pressure in March:
1013.2mbar - Average pressure in April:
1014.1mbar - Average pressure in May:
1015.4mbar - Average pressure in June:
1015mbar
- Average pressure in July:
1013.4mbar - Average pressure in August:
1011.8mbar - Average pressure in September:
1014.3mbar - Average pressure in October:
1011.2mbar - Average pressure in November:
1007.2mbar - Average pressure in December:
1009.3mbar
The month with the highest atmospheric pressure is May (1015.4mbar).
The month with the lowest atmospheric pressure is November (1007.2mbar).
Average wind speed
Hollymount, Ireland
- Average wind speed in January:
20.8km/h - Average wind speed in February:
20.4km/h - Average wind speed in March:
19.1km/h - Average wind speed in April:
16.1km/h - Average wind speed in May:
16.3km/h - Average wind speed in June:
14.2km/h
- Average wind speed in July:
13.5km/h - Average wind speed in August:
15km/h - Average wind speed in September:
15.5km/h - Average wind speed in October:
16.4km/h - Average wind speed in November:
18km/h - Average wind speed in December:
20.4km/h
The windiest month (with the highest average wind speed) is January (20.8km/h).
The calmest month (with the lowest average wind speed) is July (13.5km/h).
Average humidity
Hollymount, Ireland
The months with the highest relative humidity are January, October and November (88%).
The month with the lowest relative humidity is April (83%).
Average rainfall
Hollymount, Ireland
The wettest month (with the highest rainfall) is August (22mm).
The driest month (with the least rainfall) is September (7mm).
Average rainfall days
Hollymount, Ireland
- Average rainfall days in January:
8.8 days - Average rainfall days in February:
6.6 days - Average rainfall days in March:
9.1 days - Average rainfall days in April:
8 days - Average rainfall days in May:
8.8 days - Average rainfall days in June:
10.6 days
- Average rainfall days in July:
10.6 days - Average rainfall days in August:
10.2 days - Average rainfall days in September:
6 days - Average rainfall days in October:
8.3 days - Average rainfall days in November:
6.9 days - Average rainfall days in December:
7.5 days
The months with the highest number of rainy days are June and July (10.6 days).
The month with the least rainy days is September (6 days).
Average snowfall
Hollymount, Ireland
The month with the highest snowfall is January (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days
Hollymount, Ireland
- Average snowfall days in January:
0.8 days - Average snowfall days in February:
0.8 days - Average snowfall days in March:
0.4 days - Average snowfall days in April:
0 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 months with the highest number of snowfall days are January and February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Hollymount, Ireland
- Average daylight in January:
8h and 6min - Average daylight in February:
9h and 48min - Average daylight in March:
11h and 54min - Average daylight in April:
14h and 6min - Average daylight in May:
16h and 0min - Average daylight in June:
17h and 0min
- Average daylight in July:
16h and 30min - Average daylight in August:
14h and 48min - Average daylight in September:
12h and 42min - Average daylight in October:
10h and 30min - Average daylight in November:
8h and 36min - Average daylight in December:
7h and 30min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in January:
3h and 30min - Average sunshine in February:
3h and 48min - Average sunshine in March:
4h and 30min - Average sunshine in April:
6h and 0min - Average sunshine in May:
6h and 0min - Average sunshine in June:
7h and 0min
- Average sunshine in July:
5h and 24min - Average sunshine in August:
5h and 0min - Average sunshine in September:
5h and 0min - Average sunshine in October:
3h and 54min - Average sunshine in November:
3h and 42min - Average sunshine in December:
3h and 36min
The month with the most sunshine is June (Average sunshine: 7h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days
Hollymount, Ireland
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
18.6 days - Average sunshine days in March:
20.2 days - Average sunshine days in April:
18.8 days - Average sunshine days in May:
18.1 days - Average sunshine days in June:
15 days
- Average sunshine days in July:
14.3 days - Average sunshine days in August:
16.6 days - Average sunshine days in September:
21.1 days - Average sunshine days in October:
20.4 days - Average sunshine days in November:
20.4 days - Average sunshine days in December:
21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (14.3 days).
Average UV index
Hollymount, Ireland
The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Hollymount, Ireland
The months with the most cloud cover are July and August (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility
Hollymount, Ireland
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (9km).
The months with the lowest visibility are July and August (8km).
