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
Weather in August
Temperature
August tends to be the warmest month, with temperatures averaging a daily high of 22.1°C and a low of 12.8°C.Humidity
The least humid month is August, with an average relative humidity of 79%.Rainfall
In Rouen, in August, it is raining for 16.3 days, with typically 41mm of accumulated precipitation. In Rouen, during the entire year, the rain falls for 189.9 days and collects up to 524mm of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Rouen, France, the average length of the day in August is 14h and 22min.On the first day of August, sunrise is at 06:26 and sunset at 21:37. On the last day of the month, sunrise is at 07:09 and sunset at 20:42 CEST.
Sunshine
The average sunshine in August in Rouen is 8.1h.UV index
In August, the average daily maximum UV index in Rouen is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In August, the average maximum UV index of 4 translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
FAQ
What are the warmest months in Rouen?
What is the usual temperature for Rouen in August?
What is the least humid month in Rouen?
What is the average humidity in August in Rouen?
How much does it rain in Rouen in August?
When it does not snow in Rouen?
What is the average length of the day in August in Rouen?
When are sunrise and sunset in August in Rouen?
How long on average sun shines in August in Rouen?
What is the UV index reading in August in Rouen?
Average temperature in August
Rouen, France
- Average high temperature in August: 22.1°C
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in August: 12.8°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in August
Rouen, France
- Average pressure in August: 1016.4mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in August
Rouen, France
- Average wind speed in August: 11.5km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in August
Rouen, France
- Average humidity in August: 79%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (79%).
Average rainfall in August
Rouen, France
- Average rainfall in August: 41mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in August
Rouen, France
- Average rainfall days in August: 16.3 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is September (12.1 days).
Average snowfall in August
Rouen, France
- Average snowfall in August: 0mm
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in August
Rouen, France
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Rouen, France
- Average daylight in August: 14h and 2min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in August: 8h and 1min
The months with the most sunshine are June and July (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in August
Rouen, France
- Average sunshine days in August: 11.6 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in August
Rouen, France
- Average UV index in August: 4
The month with the highest UV index is 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
Rouen, France
- Average cloud cover in August: 47
The months with the most cloud cover are January and November (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 46).
Average visibility in August
Rouen, France
- Average visibility in August: 8km
The months with the highest visibility are February, March, April and December (9km).
The months with the lowest visibility are January, May, June, July, August, September, October and November (8km).
Rouen, France
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