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
The shift from July to August is characterized by an average high-temperature of a still pleasant 21.2°C (70.2°F), not significantly different from the 21.3°C (70.3°F) of July. August's average low-temperature reading in Helléan settles at a moderate 15°C (59°F).Humidity
August and September, with an average relative humidity of 78%, are the least humid months in Helléan, France.Rainfall
In Helléan, in August, during 13 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, there are 169.8 rainfall days, and 593mm (23.35") of precipitation is accumulated.Snowfall
In Helléan, snow does not fall in January, March, May through November.Daylight
The average length of the day in August is 14h and 15min.On the first day of the month, sunrise is at 06:46 and sunset at 21:45. On the last day of August, in Helléan, sunrise is at 07:27 and sunset at 20:52 CEST.
Sunshine
In August, the average sunshine is 8.7h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index in Helléan. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 5 in August leads to these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures in Helléan?
What are the least humid months in Helléan?
What is the average humidity in August in Helléan?
How many days does it rain in August in Helléan?
When it does not snow in Helléan?
How many hours of daylight does Helléan have in August?
When are sunrise and sunset in August in Helléan?
How many hours of sunshine does Helléan have in August?
What are the months with the highest UV index in Helléan?
How high is the UV index in August in Helléan?
Average temperature in August
Helléan, France
- Average high temperature in August: 21.2°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in August: 15°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in August
Helléan, France
- Average pressure in August: 1017.4mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in August
Helléan, France
- Average wind speed in August: 15.5km/h
The windiest month (with the highest average wind speed) is December (22.9km/h).
The calmest month (with the lowest average wind speed) is August (15.5km/h).
Average humidity in August
Helléan, France
- Average humidity in August: 78%
The months with the highest relative humidity are January and December (83%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in August
Helléan, France
- Average rainfall in August: 36mm
The wettest month (with the highest rainfall) is November (81mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in August
Helléan, France
- Average rainfall days in August: 13 days
The month with the highest number of rainy days is January (17.7 days).
The month with the least rainy days is September (10 days).
Average snowfall in August
Helléan, France
- Average snowfall in August: 0mm
The months with the highest snowfall are February, April and December (1mm).
The months with the least snowfall are January, March, May, June, July, August, September, October and November (0mm).
Average snowfall days in August
Helléan, France
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (0.5 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
Helléan, France
- Average daylight in August: 14h and 2min
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 30min).
- Average sunshine in August: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in August
Helléan, France
- Average sunshine days in August: 15 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is November (10.4 days).
Average UV index in August
Helléan, France
- Average UV index in August: 5
The months with the highest UV index are June, July and August (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
Helléan, France
- Average cloud cover in August: 35
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in August
Helléan, 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).
