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
Challans notes an average high-temperature of a still pleasant 22°C (71.6°F) in August, displaying minor variation from July. In Challans, an average nighttime temperature of 16.8°C (62.2°F) is expected during August.Humidity
In August, the average relative humidity in Challans is 74%.Rainfall
In August, in Challans, France, the rain falls for 12.6 days. Throughout August, 37mm (1.46") of precipitation is accumulated. In Challans, during the entire year, the rain falls for 176.3 days and collects up to 575mm (22.64") of precipitation.Snowfall
In Challans, snow does not fall in January through November.Daylight
In August, the average length of the day in Challans is 14h and 10min.On the first day of the month, sunrise is at 06:48 and sunset at 21:39. On the last day of August, sunrise is at 07:26 and sunset at 20:48 CEST.
Sunshine
In Challans, the average sunshine in August is 9.1h.UV index
The months with the highest UV index in Challans are May through September, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In August, a daily UV index of 5 turns into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in August in Challans?
What is the average humidity in August in Challans?
How much does it rain in Challans in August?
When it does not snow in Challans?
How many hours of daylight does Challans have in August?
When are sunrise and sunset in August in Challans?
How long on average sun shines in August in Challans?
When is the highest UV index in Challans?
What is the UV index intensity in August in Challans?
Average temperature in August
Challans, France
- Average high temperature in August: 22°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The months with the lowest average high temperature are January and February (9.9°C).
- Average low temperature in August: 16.8°C
The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in August
Challans, France
- Average pressure in August: 1017.4mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in August
Challans, France
- Average wind speed in August: 15.8km/h
The windiest month (with the highest average wind speed) is December (24.2km/h).
The calmest month (with the lowest average wind speed) is August (15.8km/h).
Average humidity in August
Challans, France
- Average humidity in August: 74%
The months with the highest relative humidity are January and December (81%).
The month with the lowest relative humidity is September (73%).
Average rainfall in August
Challans, France
- Average rainfall in August: 37mm
The wettest month (with the highest rainfall) is November (83mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in August
Challans, France
- Average rainfall days in August: 12.6 days
The month with the highest number of rainy days is January (19.3 days).
The month with the least rainy days is September (10.4 days).
Average snowfall in August
Challans, France
- Average snowfall in August: 0mm
The month with the highest snowfall is December (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in August
Challans, France
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in August /
Average sunshine in August
Challans, France
- Average daylight in August: 14h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in August: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 36min).
Average sunshine days in August
Challans, France
- Average sunshine days in August: 15.3 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is January (9.2 days).
Average UV index in August
Challans, France
- Average UV index in August: 5
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in August
Challans, France
- Average cloud cover in August: 32
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in August
Challans, France
- Average visibility in August: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
