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 advent of September observes an average high-temperature of a refreshing 18.3°C (64.9°F), nearly identical to August's 20.8°C (69.4°F). Throughout the month of September, Stilton expects an average low of 10.9°C (51.6°F).Humidity
In September, the average relative humidity is 78%.Rainfall
In Stilton, in September, it is raining for 9.5 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, in Stilton, United Kingdom, there are 141.4 rainfall days, and 238mm (9.37") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September in Stilton, sunrise is at 6:13 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:40 pm BST.
Sunshine
The average sunshine in September is 7.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 4 during September translates into the following guidance:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Stilton?
What is the average humidity in September in Stilton?
How many days does it rain in September in Stilton?
When it does not snow in Stilton?
How many hours of daylight does Stilton have in September?
What time are sunrise and sunset in September in Stilton?
How many hours of sunshine does Stilton have in September?
What is the UV index reading in September in Stilton?
Average temperature in September
Stilton, United Kingdom
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is July (21.1°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in September
Stilton, United Kingdom
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in September
Stilton, United Kingdom
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in September
Stilton, United Kingdom
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Stilton, United Kingdom
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is June (32mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Stilton, United Kingdom
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is September (9.5 days).
Average snowfall in September
Stilton, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Stilton, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Stilton, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in September
Stilton, United Kingdom
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is March (18 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in September
Stilton, United Kingdom
- Average UV index in September: 4
The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Stilton, United Kingdom
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 49).
Average visibility in September
Stilton, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
