August weather forecastSaint-Guen, France
August
Weather in August
The last month of the summer, August, is also an agreeable month in Saint-Guen, France, with an average temperature varying between 21.3°C (70.3°F) and 12°C (53.6°F).Temperature
In August, the average high-temperature registers at a still pleasant 21.3°C (70.3°F), nearly identical to July's 21.4°C (70.5°F). Saint-Guen reports an average nighttime low-temperature of 12°C (53.6°F) in August.Humidity
In Saint-Guen, the average relative humidity in August is 82%.Rainfall
In August, in Saint-Guen, the rain falls for 14.6 days. Throughout August, 37mm (1.46") of precipitation is accumulated. Throughout the year, there are 191.2 rainfall days, and 591mm (23.27") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In August, the average length of the day is 14h and 16min.On the first day of August, sunrise is at 06:48 and sunset at 21:48. On the last day of the month, sunrise is at 07:28 and sunset at 20:54 CEST.
Sunshine
In August, the average sunshine is 7.5h.UV index
In August, the average daily maximum UV index in Saint-Guen is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in August translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Saint-Guen, France
- Average high temperature in August: 21.3°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (8.4°C).
- Average low temperature in August: 12°C
The months with the highest average low temperature are July and August (12°C).
The coldest month (with the lowest average low temperature) is February (3°C).
Average pressure in August
Saint-Guen, France
- Average pressure in August: 1017.2mbar
The month with the highest atmospheric pressure is September (1018.4mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in August
Saint-Guen, France
- Average wind speed in August: 11.5km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in August
Saint-Guen, France
- Average humidity in August: 82%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and September (81%).
Average rainfall in August
Saint-Guen, France
- Average rainfall in August: 37mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in August
Saint-Guen, France
- Average rainfall days in August: 14.6 days
The month with the highest number of rainy days is January (18.3 days).
The month with the least rainy days is September (12.4 days).
Average snowfall in August
Saint-Guen, France
- Average snowfall in August: 0mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in August
Saint-Guen, France
- 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 daylight in August /
Average sunshine in August
Saint-Guen, France
- Average daylight in August: 14h and 18min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in August: 7h and 30min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in August
Saint-Guen, France
- Average sunshine days in August: 11.9 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is November (7.1 days).
Average UV index in August
Saint-Guen, 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, February, November and December (UV index 2).
Average cloud cover in August
Saint-Guen, France
- Average cloud cover in August: 49
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 45).
Average visibility in August
Saint-Guen, France
- Average visibility in August: 8km
The months with the highest visibility are February, March and December (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October and November (8km).
