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 advent of September denotes an average high-temperature of a comfortable 18.5°C (65.3°F), subtly different from August's 21.3°C (70.3°F). An average low-temperature of 11.4°C (52.5°F) is observed in Ashdon, United Kingdom, during the September nights.Humidity
In September, the average relative humidity in Ashdon is 78%.Rainfall
In Ashdon, during September, the rain falls for 11.3 days and regularly aggregates up to 23mm (0.91") of precipitation. In Ashdon, during the entire year, the rain falls for 158.5 days and collects up to 387mm (15.24") of precipitation.Snowfall
In Ashdon, United Kingdom, snow does not fall in May through October.Daylight
The average length of the day in September in Ashdon is 12h and 39min.On the first day of September, sunrise is at 6:11 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:38 pm BST.
Sunshine
The average sunshine in September is 6.8h.UV index
The average daily maximum UV index in September in Ashdon is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What is the average September temperature in Ashdon?
What is the average humidity in September in Ashdon?
How many days does it rain in September in Ashdon?
When it does not snow in Ashdon?
How many hours of daylight does Ashdon have in September?
When are sunrise and sunset in September in Ashdon?
How long on average sun shines in September in Ashdon?
What is the UV index intensity in September in Ashdon?
Average temperature in September
Ashdon, United Kingdom
- Average high temperature in September: 18.5°C
The warmest months (with the highest average high temperature) are July and August (21.3°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in September
Ashdon, United Kingdom
- Average pressure in September: 1016.7mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in September
Ashdon, United Kingdom
- Average wind speed in September: 13.5km/h
The windiest months (with the highest average wind speed) are February and December (18.6km/h).
The calmest month (with the lowest average wind speed) is July (13km/h).
Average humidity in September
Ashdon, United Kingdom
- Average humidity in September: 78%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Ashdon, United Kingdom
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is December (44mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in September
Ashdon, United Kingdom
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in September
Ashdon, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (30mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Ashdon, 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
Ashdon, 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: 6h and 5min
The month with the most sunshine is August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).
Average sunshine days in September
Ashdon, United Kingdom
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in September
Ashdon, 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, February, March, November and December (UV index 2).
Average cloud cover in September
Ashdon, United Kingdom
- Average cloud cover in September: 50
The month with the most cloud cover is February (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 50).
Average visibility in September
Ashdon, 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).
Ashdon, United Kingdom
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