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 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
August
Weather in August
Temperature
August is marked by an average high-temperature of a refreshing 19.9°C (67.8°F), almost identical to the preceding month. Nighttime temperatures in August average to a moderate 13.2°C (55.8°F).Humidity
In Saint-Derrien, the average relative humidity in August is 82%.Rainfall
In Saint-Derrien, in August, during 18.5 rainfall days, 48mm (1.89") of precipitation is typically accumulated. Throughout the year, there are 218.2 rainfall days, and 705mm (27.76") of precipitation is accumulated.Snowfall
In Saint-Derrien, France, snow does not fall in April through October.Daylight
In August, the average length of the day in Saint-Derrien is 14h and 18min.On the first day of August in Saint-Derrien, sunrise is at 06:51 and sunset at 21:54. On the last day of the month, sunrise is at 07:33 and sunset at 21:00 CEST.
Sunshine
The average sunshine in August is 7.2h.UV index
In August, the average daily maximum UV index in Saint-Derrien is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 4 during August translates into the following directions:
Guard yourself - Avoiding sunburn is suggested. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Saint-Derrien in August?
What is the average humidity in August in Saint-Derrien?
How many days does it rain in August in Saint-Derrien?
When it does not snow in Saint-Derrien?
What is the average length of the day in August in Saint-Derrien?
What time are sunrise and sunset in August in Saint-Derrien?
How many hours of sunshine does Saint-Derrien have in August?
How high is the UV index in August in Saint-Derrien?
Average temperature in August
Saint-Derrien, France
- Average high temperature in August: 19.9°C
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in August: 13.2°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in August
Saint-Derrien, France
- Average pressure in August: 1017mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in August
Saint-Derrien, France
- Average wind speed in August: 14.8km/h
The windiest months (with the highest average wind speed) are February and December (21.7km/h).
The calmest months (with the lowest average wind speed) are July and August (14.8km/h).
Average humidity in August
Saint-Derrien, France
- Average humidity in August: 82%
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is April (81%).
Average rainfall in August
Saint-Derrien, France
- Average rainfall in August: 48mm
The wettest month (with the highest rainfall) is November (94mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in August
Saint-Derrien, France
- Average rainfall days in August: 18.5 days
The month with the highest number of rainy days is November (21.1 days).
The month with the least rainy days is September (14.4 days).
Average snowfall in August
Saint-Derrien, France
- Average snowfall in August: 0mm
The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Saint-Derrien, France
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (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
Saint-Derrien, France
- Average daylight in August: 14h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in August: 7h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in August
Saint-Derrien, France
- Average sunshine days in August: 9 days
The month with the most sunshine days is September (11.2 days).
The month with the least sunshine days is November (5.9 days).
Average UV index in August
Saint-Derrien, France
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in August
Saint-Derrien, France
- Average cloud cover in August: 49
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 45).
Average visibility in August
Saint-Derrien, France
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
