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's climate shows a minor adjustment in average high-temperatures to an enjoyable 18.2°C (64.8°F) from August's 20.7°C (69.3°F). In the month of September, Checkendon experiences an average low-temperature of 10°C (50°F).Humidity
The average relative humidity in September is 81%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.9 days and typically collects 24mm (0.94") of precipitation.Snowfall
In Checkendon, snow does not fall in April through October.Daylight
In Checkendon, United Kingdom, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 6:17 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:43 pm BST.
Sunshine
In September, the average sunshine 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 medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the temperature in September in Checkendon?
What is the average humidity in September in Checkendon?
What is the driest month in Checkendon?
How many days does it rain in September in Checkendon?
When it does not snow in Checkendon?
How many hours of daylight does Checkendon have in September?
When are sunrise and sunset in September in Checkendon?
How long on average sun shines in September in Checkendon?
What is the UV index reading in September in Checkendon?
Average temperature in September
Checkendon, United Kingdom
- Average high temperature in September: 18.2°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 (6.5°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Checkendon, United Kingdom
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).
Average wind speed in September
Checkendon, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in September
Checkendon, United Kingdom
- Average humidity in September: 81%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in September
Checkendon, United Kingdom
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is June (52mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in September
Checkendon, United Kingdom
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in September
Checkendon, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Checkendon, 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
Checkendon, 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: 7h and 1min
The month with the most sunshine is July (Average sunshine: 7h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Checkendon, United Kingdom
- Average sunshine days in September: 17 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
Checkendon, 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
Checkendon, United Kingdom
- Average cloud cover in September: 50
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 50).
Average visibility in September
Checkendon, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August and December (9km).
The months with the lowest visibility are September, October and November (8km).
Checkendon, United Kingdom
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