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 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
Weather in September
Temperature
September is marked by an average high-temperature of an enjoyable 18.6°C (65.5°F), almost identical to the preceding month. In the month of September, Normandy's average low-temperature falls to a cool 10.8°C (51.4°F).Humidity
In Normandy, the average relative humidity in September is 79%.Rainfall
In Normandy, during September, the rain falls for 13.4 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, there are 192.1 rainfall days, and 499mm (19.65") of precipitation is accumulated.Snowfall
In Normandy, snow does not fall in April through October.Daylight
The average length of the day in September in Normandy is 12h and 38min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:48 pm. On the last day of September, in Normandy, sunrise is at 7:02 am and sunset at 6:42 pm BST.
Sunshine
The average sunshine in September in Normandy is 7.4h.UV index
In Normandy, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What is the temperature in September in Normandy?
What is the average humidity in September in Normandy?
How many days does it rain in September in Normandy?
When it does not snow in Normandy?
How many hours of daylight does Normandy have in September?
What time are sunrise and sunset in September in Normandy?
How long on average sun shines in September in Normandy?
How high is the UV index in September in Normandy?
Average temperature in September
Normandy, United Kingdom
- Average high temperature in September: 18.6°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 (7°C).
- Average low temperature in September: 10.8°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in September
Normandy, United Kingdom
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.7mbar).
Average wind speed in September
Normandy, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Normandy, United Kingdom
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is July (77%).
Average rainfall in September
Normandy, United Kingdom
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is June (56mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Normandy, United Kingdom
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (20.1 days).
The months with the least rainy days are March and September (13.4 days).
Average snowfall in September
Normandy, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Normandy, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Normandy, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
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 July (Average sunshine: 8h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Normandy, United Kingdom
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is March (14.1 days).
The month with the least sunshine days is August (7.3 days).
Average UV index in September
Normandy, United Kingdom
- Average UV index in September: 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 September
Normandy, United Kingdom
- Average cloud cover in September: 47
The months with the most cloud cover are February and November (Cloud cover 60).
The months with the least cloud cover are April and September (Cloud cover 47).
Average visibility in September
Normandy, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, November and December (8km).
Normandy, United Kingdom
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