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Contents
- 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
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Derrymullan, Ireland, with an average temperature varying between 2.3°C (36.1°F) and 7°C (44.6°F). The month of January, characterized by an average high of 7°C (44.6°F) and a low of 2.3°C (36.1°F), is recognized as the coldest. Weather in January »
Weather in February
February, the last month of the winter in Derrymullan, is also a frosty month, with an average temperature varying between 7.6°C (45.7°F) and 2.1°C (35.8°F). Derrymullan's transition from January to February introduces an average high-temperature of a still chilly 7.6°C (45.7°F), marking an insignificant variation from the 7°C (44.6°F). Weather in February »
Weather in March
March, the first month of the spring in Derrymullan, is still a chilly month, with an average temperature ranging between max 9.3°C (48.7°F) and min 2.3°C (36.1°F). The onset of March marks an average high-temperature of a still chilly 9.3°C (48.7°F), hardly differing from February's 7.6°C (45.7°F). Weather in March »
Weather in April
April in Derrymullan, Ireland, is a cool spring month, with an average temperature varying between 3.9°C (39°F) and 11.9°C (53.4°F). April's beginning signals an average high-temperature of a cool 11.9°C (53.4°F), barely different from March's 9.3°C (48.7°F). Weather in April »
Weather in May
May, the last month of the spring in Derrymullan, is a refreshing month, with an average temperature fluctuating between 6.4°C (43.5°F) and 14.1°C (57.4°F). As Derrymullan welcomes May, the average high-temperature records at a moderate 14.1°C (57.4°F), marking an insignificant deviation from the prior month. Weather in May »
Weather in June
June, the first month of the summer in Derrymullan, is an enjoyable month, with an average temperature varying between 16.7°C (62.1°F) and 8.8°C (47.8°F). Derrymullan, Ireland, indicates an average high-temperature of an enjoyable 16.7°C (62.1°F) in June, showing minor variation from May's 14.1°C (57.4°F). Weather in June »
Weather in July
July, like June, in Derrymullan, Ireland, is another enjoyable summer month, with an average temperature fluctuating between 10.5°C (50.9°F) and 17.4°C (63.3°F). July, with an average high of 17.4°C (63.3°F) and a low of 10.5°C (50.9°F), signifies the warmest month of the year. Weather in July »
Weather in August
August, the last month of the summer in Derrymullan, is another refreshing month, with an average temperature ranging between max 17.1°C (62.8°F) and min 10.3°C (50.5°F). During August, Derrymullan observes a subtle ascent to a still enjoyable 17.1°C (62.8°F) from July's 17.4°C (63.3°F) in the average high-temperature. Weather in August »
Weather in September
September, the first month of the autumn in Derrymullan, is still a mild month, with temperature in the range of an average high of 15.5°C (59.9°F) and an average low of 8.8°C (47.8°F). As September unfolds, the average high-temperature reaches a mild 15.5°C (59.9°F), hinting at a slight fluctuation from the previous month. Weather in September »
Weather in October
October, like September, in Derrymullan, Ireland, is a cool autumn month, with temperature in the range of an average high of 12.6°C (54.7°F) and an average low of 6.9°C (44.4°F). The shift into October finds Derrymullan, Ireland, at an average high-temperature of a cool 12.6°C (54.7°F), closely comparable to September's conditions. Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Derrymullan, Ireland, with temperature in the range of an average low of 4.1°C (39.4°F) and an average high of 8.8°C (47.8°F). November implies a soft temperature shift, with average high-temperatures reducing from October's fresh 12.6°C (54.7°F) to a frosty 8.8°C (47.8°F). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Derrymullan, Ireland, with an average temperature fluctuating between 2.6°C (36.7°F) and 7.2°C (45°F). Derrymullan's December reports an average high-temperature of a still chilly 7.2°C (45°F), exhibiting a minor difference from November. Weather in December »
Updated: Jun 18, 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
What are the coldest months?
Derrymullan's January weather, with an average high temperature of 7°C (44.6°F) and an average low temperature of 2.3°C (36.1°F), tends to be the coldest of the year.
How much does it rain?
In Derrymullan, during the entire year, the rain falls for 191.7 days and collects up to 375mm (14.76") of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
What is the snowiest month?
The months with the most snowfall in Derrymullan are January and February, with an average 12mm (0.47") of accumulated snow.
How many days does it snow?
In Derrymullan, during the entire year, snow falls for 7.3 days and aggregates up to 43mm (1.69") of snow.
What are the months with the least sunshine?
The months with the least sunshine are January, February, October and December, with an average of 3.8h of sunshine.
What are the months with the lowest UV index?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the least humid month?
The least humid month is April, with an average relative humidity of 85%.
When it does not snow?
In Derrymullan, snow does not fall in May through October.
When are the longest days?
With an average of 16h and 54min of daylight, June has the longest days of the year.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 6.7h of sunshine.
What is the month with the highest UV index in Derrymullan?
With an average maximum UV index of 4, June is the month with the highest UV index.
What is the hottest time of year?
Derrymullan's July weather, with an average high temperature of 17.4°C (63.3°F) and an average low temperature of 10.5°C (50.9°F), tends to be the warmest of the year.
What is the rainiest month?
August is the month with the most rainfall. Rain falls for 19.1 days and accumulates 45mm (1.77") of precipitation.
What is the driest month?
September is the month with the least rainfall. Rain falls for 13.7 days and accumulates 21mm (0.83") of precipitation.
When is Daylight Saving Time (DST)?
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?
The months with the highest humidity are November and December, with an average relative humidity of 91%.
What is the month with the shortest days?
With an average of 7h and 36min of daylight, December has the shortest days of the year.
Average temperature
Derrymullan, Ireland
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (7°C).
The month with the highest average low temperature is July (10.5°C).
The coldest month (with the lowest average low temperature) is February (2.1°C).
Average pressure
Derrymullan, Ireland
- Average pressure in January:
1010.5mbar - Average pressure in February:
1010.2mbar - Average pressure in March:
1013.6mbar - Average pressure in April:
1014.4mbar - Average pressure in May:
1015.6mbar - Average pressure in June:
1015.1mbar
- Average pressure in July:
1013.6mbar - Average pressure in August:
1012.2mbar - Average pressure in September:
1014.7mbar - Average pressure in October:
1011.8mbar - Average pressure in November:
1007.6mbar - Average pressure in December:
1010mbar
The month with the highest atmospheric pressure is May (1015.6mbar).
The month with the lowest atmospheric pressure is November (1007.6mbar).
Average wind speed
Derrymullan, Ireland
- Average wind speed in January:
19.3km/h - Average wind speed in February:
19.2km/h - Average wind speed in March:
17.7km/h - Average wind speed in April:
15.2km/h - Average wind speed in May:
15.2km/h - Average wind speed in June:
13.4km/h
- Average wind speed in July:
13.1km/h - Average wind speed in August:
14.1km/h - Average wind speed in September:
14.5km/h - Average wind speed in October:
15.7km/h - Average wind speed in November:
17.2km/h - Average wind speed in December:
19km/h
The windiest month (with the highest average wind speed) is January (19.3km/h).
The calmest month (with the lowest average wind speed) is July (13.1km/h).
Average humidity
Derrymullan, Ireland
The months with the highest relative humidity are November and December (91%).
The month with the lowest relative humidity is April (85%).
Average rainfall
Derrymullan, Ireland
The wettest month (with the highest rainfall) is August (45mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days
Derrymullan, Ireland
- Average rainfall days in January:
17.2 days - Average rainfall days in February:
13.1 days - Average rainfall days in March:
14.7 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
15.8 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
19.6 days - Average rainfall days in August:
19.1 days - Average rainfall days in September:
13.7 days - Average rainfall days in October:
16.4 days - Average rainfall days in November:
15.4 days - Average rainfall days in December:
17.1 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (13.1 days).
Average snowfall
Derrymullan, Ireland
The months with the highest snowfall are January and February (12mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Derrymullan, Ireland
- Average snowfall days in January:
2.1 days - Average snowfall days in February:
2.3 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.2 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:
0.2 days - Average snowfall days in December:
0.7 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Derrymullan, Ireland
- Average daylight in January:
8h and 1min - 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 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
3h and 5min - Average sunshine in March:
4h and 4min - Average sunshine in April:
5h and 5min - Average sunshine in May:
5h and 5min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
5h and 3min - Average sunshine in August:
5h and 2min - Average sunshine in September:
5h and 1min - Average sunshine in October:
3h and 5min - Average sunshine in November:
4h and 0min - Average sunshine in December:
3h and 5min
The month with the most sunshine is June (Average sunshine: 6h and 42min).
The months with the least sunshine are January, February, October and December (Average sunshine: 3h and 48min).
Average sunshine days
Derrymullan, Ireland
- Average sunshine days in January:
9.9 days - Average sunshine days in February:
10.8 days - Average sunshine days in March:
12.1 days - Average sunshine days in April:
12.3 days - Average sunshine days in May:
10.1 days - Average sunshine days in June:
9 days
- Average sunshine days in July:
7.3 days - Average sunshine days in August:
6.3 days - Average sunshine days in September:
10.9 days - Average sunshine days in October:
11 days - Average sunshine days in November:
9.6 days - Average sunshine days in December:
11.5 days
The month with the most sunshine days is April (12.3 days).
The month with the least sunshine days is August (6.3 days).
Average UV index
Derrymullan, 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
Derrymullan, 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 60).
Average visibility
Derrymullan, Ireland
The months with the highest visibility are January, February, March and December (9km).
The month with the lowest visibility is July (7km).
