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
The average high-temperature during September registers at a still comfortable 17°C (62.6°F), maintaining a close resemblance to the previous month. The average temperature during September nights dips to a frosty 9.5°C (49.1°F).Humidity
In Sutton-on-the-Forest, the average relative humidity in September is 82%.Rainfall
In Sutton-on-the-Forest, in September, during 14.3 rainfall days, 35mm (1.38") of precipitation is typically accumulated. In Sutton-on-the-Forest, during the entire year, the rain falls for 198.1 days and collects up to 516mm (20.31") of precipitation.Snowfall
In Sutton-on-the-Forest, snow does not fall in May through October.Daylight
The average length of the day in September in Sutton-on-the-Forest is 12h and 41min.On the first day of September, sunrise is at 6:13 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:42 pm BST.
Sunshine
In Sutton-on-the-Forest, the average sunshine in September is 7.1h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 during September leads to these advisories:
Ensure safety - Imperative it is to shield skin and eyes from damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Sutton-on-the-Forest in September?
What is the average humidity in September in Sutton-on-the-Forest?
How many days does it rain in September in Sutton-on-the-Forest?
When it does not snow in Sutton-on-the-Forest?
What is the average length of the day in September in Sutton-on-the-Forest?
When is the sunrise / sunset in September in Sutton-on-the-Forest?
How many hours of sunshine does Sutton-on-the-Forest have in September?
When is the highest UV index in Sutton-on-the-Forest?
How high is the UV index in September in Sutton-on-the-Forest?
Average temperature in September
Sutton-on-the-Forest, United Kingdom
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (11.6°C).
The coldest month (with the lowest average low temperature) is January (1.2°C).
Average pressure in September
Sutton-on-the-Forest, United Kingdom
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).
Average wind speed in September
Sutton-on-the-Forest, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is June (12km/h).
Average humidity in September
Sutton-on-the-Forest, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are April, May, July and August (80%).
Average rainfall in September
Sutton-on-the-Forest, United Kingdom
- Average rainfall in September: 35mm
The wettest months (with the highest rainfall) are June, July and August (58mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Sutton-on-the-Forest, United Kingdom
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is February (13.6 days).
Average snowfall in September
Sutton-on-the-Forest, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (24mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Sutton-on-the-Forest, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Sutton-on-the-Forest, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Sutton-on-the-Forest, United Kingdom
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is December (13 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in September
Sutton-on-the-Forest, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Sutton-on-the-Forest, United Kingdom
- Average cloud cover in September: 51
The month with the most cloud cover is November (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility in September
Sutton-on-the-Forest, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May and August (9km).
The months with the lowest visibility are January, June, July, September, October, November and December (8km).
