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
The arrival of September coincides with an average high-temperature of a still refreshing 17.7°C (63.9°F), indicating a minimal shift from August's 19.8°C (67.6°F). The average temperature during September nights is registered at a fresh 10°C (50°F).Humidity
The average relative humidity in September is 84%.Rainfall
In Chalford, in September, it is raining for 11.5 days, with typically 18mm (0.71") of accumulated precipitation. Throughout the year, there are 157.2 rainfall days, and 291mm (11.46") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Chalford, the average length of the day in September is 12h and 38min.On the first day of September in Chalford, sunrise is at 6:21 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:48 pm BST.
Sunshine
In September, the average sunshine in Chalford is 6.8h.UV index
The months with the highest UV index in Chalford are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 4 during September translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What are September temperatures in Chalford?
What is the average humidity in September in Chalford?
How much does it rain in Chalford in September?
When it does not snow in Chalford?
What is the average length of the day in September in Chalford?
What time are sunrise and sunset in September in Chalford?
How long on average sun shines in September in Chalford?
When is the highest UV index in Chalford?
How high is the UV index in September in Chalford?
Average temperature in September
Chalford, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (6.9°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).
Average pressure in September
Chalford, United Kingdom
- Average pressure in September: 1016.8mbar
The months with the highest atmospheric pressure are May and September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
Chalford, United Kingdom
- Average wind speed in September: 13km/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
Chalford, United Kingdom
- Average humidity in September: 84%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is July (81%).
Average rainfall in September
Chalford, United Kingdom
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is November (35mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Chalford, United Kingdom
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in September
Chalford, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Chalford, 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 May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Chalford, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is July (Average sunshine: 7h and 42min).
The months with the least sunshine are February and November (Average sunshine: 3h and 42min).
Average sunshine days in September
Chalford, United Kingdom
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is March (16 days).
The month with the least sunshine days is August (10.5 days).
Average UV index in September
Chalford, 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, November and December (UV index 2).
Average cloud cover in September
Chalford, United Kingdom
- Average cloud cover in September: 54
The month with the most cloud cover is November (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 52).
Average visibility in September
Chalford, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February and March (9km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (8km).
Chalford, United Kingdom
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