Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The advent of September signifies a minor shift to an average high-temperature of a still refreshing 17.8°C (64°F), aligning closely with August. Recording a slight decline in temperature during the nights, Wimereux's September temperatures average at a moderate 13.8°C (56.8°F).Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 79%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 31mm (1.22") of precipitation is accumulated. Throughout the year, there are 175.8 rainfall days, and 430mm (16.93") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Sea temperature
August and September, with an average sea temperature of 17.8°C (64°F), are months with the warmest seawater in Wimereux, France.Note: For swimming, a surface water temperature of 17.8°C (64°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
Daylight
In Wimereux, the average length of the day in September is 12h and 37min.On the first day of September in Wimereux, France, sunrise is at 07:08 and sunset at 20:38. On the last day of the month, sunrise is at 07:53 and sunset at 19:33 CEST.
Sunshine
In September, the average sunshine is 7.4h.UV index
In Wimereux, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Wimereux?
What is the least humid month in Wimereux?
What is the average humidity in September in Wimereux?
How many days does it rain in September in Wimereux?
When it does not snow in Wimereux?
When is the sea warmest in Wimereux?
What is the sea temperature in September in Wimereux?
What is the average length of the day in September in Wimereux?
When are sunrise and sunset in September in Wimereux?
How many hours of sunshine does Wimereux have in September?
What is the UV index intensity in September in Wimereux?
Average temperature in September
Wimereux, France
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in September: 13.8°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (4.1°C).
Average pressure in September
Wimereux, France
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in September
Wimereux, France
- Average wind speed in September: 19.8km/h
The windiest month (with the highest average wind speed) is December (27.4km/h).
The calmest month (with the lowest average wind speed) is July (18.1km/h).
Average humidity in September
Wimereux, France
- Average humidity in September: 79%
The months with the highest relative humidity are January, June and December (83%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in September
Wimereux, France
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is December (54mm).
The driest months (with the least rainfall) are April and May (19mm).
Average rainfall days in September
Wimereux, France
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is November (17.9 days).
The month with the least rainy days is April (11.5 days).
Average snowfall in September
Wimereux, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Wimereux, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in September
Wimereux, France
- Average sea temperature in September: 17.8°C
The best months for swimming (with the highest average sea temperature) are August and September (17.8°C).
The coldest month (with the lowest average sea temperature) is March (7.7°C).
Average daylight in September /
Average sunshine in September
Wimereux, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 4h and 12min).
Average sunshine days in September
Wimereux, France
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is April (15.4 days).
The month with the least sunshine days is November (9.2 days).
Average UV index in September
Wimereux, France
- Average UV index in September: 4
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 and November (UV index 2).
Average cloud cover in September
Wimereux, France
- Average cloud cover in September: 40
The month with the most cloud cover is November (Cloud cover 59).
The months with the least cloud cover are April and August (Cloud cover 38).
Average visibility in September
Wimereux, France
- Average visibility in September: 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).
