Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average sea temperature in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
In Donegal, August's average high-temperature stands at a mild 15.9°C (60.6°F), closely related to the preceding month. The low-temperature average for Donegal during August stands at a cool 10.8°C (51.4°F).Humidity
In Donegal, the average relative humidity in August is 87%.Rainfall
The month with the most rainfall in Donegal is August, when the rain falls for 25.2 days and typically aggregates up to 87mm (3.43") of precipitation.Snowfall
April through October are months without snowfall in Donegal.Sea temperature
With an average sea temperature of 14.8°C (58.6°F), August is the month with the warmest seawater in Donegal, Ireland.Note: Dipping into 14.8°C (58.6°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
The average length of the day in August in Donegal is 14h and 52min.On the first day of August, sunrise is at 5:44 am and sunset at 9:33 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:26 pm IST.
Sunshine
In August, the average sunshine in Donegal, Ireland, is 5.2h.UV index
In Donegal, Ireland, the average daily maximum UV index in August is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 3 in August translates into these instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the average August temperature in Donegal?
What is the average humidity in August in Donegal?
What is the wettest month in Donegal?
How much does it rain in Donegal in August?
When it does not snow in Donegal?
What month is the sea warmest in Donegal?
What is the sea water temperature in August in Donegal?
What is the average length of the day in August in Donegal?
When is the sunrise / sunset in August in Donegal?
How many hours of sunshine does Donegal have in August?
How high is the UV index in August in Donegal?
Average temperature in August
Donegal, Ireland
- Average high temperature in August: 15.9°C
The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in August: 10.8°C
The month with the highest average low temperature is August (10.8°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in August
Donegal, Ireland
- Average pressure in August: 1011.4mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is November (1006.7mbar).
Average wind speed in August
Donegal, Ireland
- Average wind speed in August: 15.1km/h
The windiest month (with the highest average wind speed) is January (22.1km/h).
The calmest month (with the lowest average wind speed) is July (13.6km/h).
Average humidity in August
Donegal, Ireland
- Average humidity in August: 87%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (82%).
Average rainfall in August
Donegal, Ireland
- Average rainfall in August: 87mm
The wettest month (with the highest rainfall) is August (87mm).
The driest month (with the least rainfall) is April (34mm).
Average rainfall days in August
Donegal, Ireland
- Average rainfall days in August: 25.2 days
The month with the highest number of rainy days is August (25.2 days).
The month with the least rainy days is April (17.8 days).
Average snowfall in August
Donegal, Ireland
- Average snowfall in August: 0mm
The month with the highest snowfall is January (41mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Donegal, Ireland
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in August
Donegal, Ireland
- Average sea temperature in August: 14.8°C
The best month for swimming (with the highest average sea temperature) is August (14.8°C).
The coldest month (with the lowest average sea temperature) is March (9.2°C).
Average daylight in August /
Average sunshine in August
Donegal, Ireland
- Average daylight in August: 14h and 5min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in August: 5h and 1min
The month with the most sunshine is June (Average sunshine: 6h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in August
Donegal, Ireland
- Average sunshine days in August: 3.4 days
The month with the most sunshine days is April (9.5 days).
The month with the least sunshine days is August (3.4 days).
Average UV index in August
Donegal, Ireland
- Average UV index in August: 3
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 in August
Donegal, Ireland
- Average cloud cover in August: 70
The months with the most cloud cover are January and August (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in August
Donegal, Ireland
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
The month with the lowest visibility is July (8km).
Donegal, Ireland
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