August weather forecast
Grenagh, Ireland

August

Weather in August

The last month of the summer, August, is another comfortable month in Grenagh, Ireland, with an average temperature ranging between max 17.6°C (63.7°F) and min 11.9°C (53.4°F).

Temperature

Grenagh starts August with an average high-temperature of a still enjoyable 17.6°C (63.7°F), hinting at a minimal fluctuation from July. August in Grenagh generally records an average low-temperature of 11.9°C (53.4°F).

Humidity

In Grenagh, the average relative humidity in August is 85%.

Rainfall

In Grenagh, in August, during 21.1 rainfall days, 65mm (2.56") of precipitation is typically accumulated. In Grenagh, during the entire year, the rain falls for 198 days and collects up to 586mm (23.07") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Grenagh, the average length of the day in August is 14h and 36min.
On the first day of August, sunrise is at 5:57 am and sunset at 9:24 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 8:23 pm IST.

Sunshine

In Grenagh, Ireland, the average sunshine in August is 7.2h.

UV index

June through August, with an average maximum UV index of 4, are months with the highest UV index in Grenagh, Ireland. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: In August, the maximum UV index of 4 suggests these recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

What is the temperature in August in Grenagh?
The average high-temperature and low-temperature during August are 17.6°C (63.7°F) and 11.9°C (53.4°F) respectively.
What is the average humidity in August in Grenagh?
In Grenagh, Ireland, the average relative humidity in August is 85%.
How much does it rain in Grenagh in August?
In Grenagh, in August, it is raining for 21.1 days, with typically 65mm (2.56") of accumulated precipitation.
When it does not snow in Grenagh?
In Grenagh, Ireland, snow does not fall in April through October.
How many hours of daylight does Grenagh have in August?
The average day length in August in Grenagh, Ireland, is 14h and 36min.
When is the sunrise / sunset in August in Grenagh?
In August, on the first day of the month, sunrise is at 5:57 am and sunset at 9:24 pm. On the last day of the month, in Grenagh, sunrise is at 6:45 am and sunset at 8:23 pm IST.
How many hours of sunshine does Grenagh have in August?
In Grenagh, Ireland, the average sunshine duration in August is 7.2h.
What are the months with the highest UV index in Grenagh?
The months with the highest UV index in Grenagh are June through August, with an average maximum UV index of 4.
What is the UV index intensity in August in Grenagh?
The average daily maximum UV index in August in Grenagh is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
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
Average temperature in August
Grenagh, Ireland
  • Average high temperature in August: 17.6°C

The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in August: 11.9°C

The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).

Average pressure in August
Grenagh, Ireland
  • Average pressure in August: 1013.8mbar

The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009mbar).

Average wind speed in August
Grenagh, Ireland
  • Average wind speed in August: 17.1km/h

The windiest month (with the highest average wind speed) is December (23.5km/h).
The calmest months (with the lowest average wind speed) are June and July (16.1km/h).

Average humidity in August
Grenagh, Ireland
  • Average humidity in August: 85%

The months with the highest relative humidity are October and December (87%).
The months with the lowest relative humidity are February, March and April (84%).

Average rainfall in August
Grenagh, Ireland
  • Average rainfall in August: 65mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is March (33mm).

Average rainfall days in August
Grenagh, Ireland
  • Average rainfall days in August: 21.1 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (13.5 days).

Average snowfall in August
Grenagh, Ireland
  • Average snowfall in August: 0mm

The month with the highest snowfall is March (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in August
Grenagh, Ireland
  • Average snowfall days in August: 0 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 and October (0 days).

Average daylight in August /
Average sunshine in August
Grenagh, Ireland
  • Average daylight in August: 14h and 4min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in August: 7h and 1min

The month with the most sunshine is June (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in August
Grenagh, Ireland
  • Average sunshine days in August: 5.8 days

The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (5.8 days).

Average UV index in August
Grenagh, Ireland
  • Average UV index in August: 4

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Grenagh, Ireland
  • Average cloud cover in August: 55

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 52).

Average visibility in August
Grenagh, Ireland
  • Average visibility in August: 9km

The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).

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