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
September
Weather in September
Temperature
Chettle experiences a minor change to a still refreshing 17.5°C (63.5°F) in average high-temperature during September, closely reflecting August. The nights of September cool down to an average low of 12.7°C (54.9°F), subtly lower than daytime highs.Humidity
April, May, July and September, with an average relative humidity of 81%, are the least humid months.Rainfall
In Chettle, in September, it is raining for 11.4 days, with typically 21mm (0.83") of accumulated precipitation. Throughout the year, in Chettle, there are 162.1 rainfall days, and 328mm (12.91") of precipitation is accumulated.Snowfall
March through October are months without snowfall in Chettle, United Kingdom.Daylight
In September, the average length of the day in Chettle, United Kingdom, is 12h and 38min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:53 pm. On the last day of September, in Chettle, United Kingdom, sunrise is at 7:08 am and sunset at 6:48 pm BST.
Sunshine
The average sunshine in September in Chettle is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Chettle?
What is the least humid month in Chettle?
What is the average humidity in September in Chettle?
How many days does it rain in September in Chettle?
When it does not snow in Chettle?
What is the average length of the day in September in Chettle?
What time are sunrise and sunset in September in Chettle?
How many hours of sunshine does Chettle have in September?
How high is the UV index in September in Chettle?
Average temperature in September
Chettle, United Kingdom
- Average high temperature in September: 17.5°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is February (7.9°C).
- Average low temperature in September: 12.7°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).
Average pressure in September
Chettle, United Kingdom
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in September
Chettle, United Kingdom
- Average wind speed in September: 18.9km/h
The windiest month (with the highest average wind speed) is December (24.3km/h).
The calmest month (with the lowest average wind speed) is July (16.7km/h).
Average humidity in September
Chettle, United Kingdom
- Average humidity in September: 81%
The months with the highest relative humidity are January and December (85%).
The months with the lowest relative humidity are April, May, July and September (81%).
Average rainfall in September
Chettle, United Kingdom
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is November (46mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in September
Chettle, United Kingdom
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is November (17.6 days).
The month with the least rainy days is May (11.3 days).
Average snowfall in September
Chettle, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is December (5mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Chettle, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.7 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
Chettle, 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: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Chettle, United Kingdom
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is November (9.1 days).
Average UV index in September
Chettle, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in September
Chettle, United Kingdom
- Average cloud cover in September: 42
The month with the most cloud cover is November (Cloud cover 58).
The months with the least cloud cover are July and September (Cloud cover 42).
Average visibility in September
Chettle, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
