September weather forecastLong Compton, United Kingdom
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Long Compton, United Kingdom, with temperature in the range of an average low of 9.9°C (49.8°F) and an average high of 17.6°C (63.7°F).Temperature
Transitioning into September, Long Compton experiences an average high-temperature of a refreshing 17.6°C (63.7°F), marking a minor shift from the preceding month. In Long Compton, in September, the average low-temperature is a frosty 9.9°C (49.8°F).Humidity
The average relative humidity in September is 82%.Rainfall
In September, in Long Compton, the rain falls for 9.9 days. Throughout September, 18mm (0.71") of precipitation is accumulated. Throughout the year, there are 150.6 rainfall days, and 286mm (11.26") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Long Compton.Daylight
The average length of the day in September is 12h and 39min.On the first day of September in Long Compton, sunrise is at 6:19 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:45 pm BST.
Sunshine
In Long Compton, United Kingdom, the average sunshine in September is 6.5h.UV index
The months with the highest UV index in Long Compton are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Long Compton, United Kingdom
- Average high temperature in September: 17.6°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in September: 9.9°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 (1.3°C).
Average pressure in September
Long Compton, United Kingdom
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in September
Long Compton, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest months (with the highest average wind speed) are February and December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in September
Long Compton, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (80%).
Average rainfall in September
Long Compton, United Kingdom
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is August (32mm).
The driest month (with the least rainfall) is March (16mm).
Average rainfall days in September
Long Compton, United Kingdom
- Average rainfall days in September: 9.9 days
The month with the highest number of rainy days is July (15.1 days).
The months with the least rainy days are February and September (9.9 days).
Average snowfall in September
Long Compton, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Long Compton, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.7 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
Long Compton, United Kingdom
- Average daylight in September: 12h and 36min
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 48min).
- Average sunshine in September: 6h and 30min
The month with the most sunshine is July (Average sunshine: 7h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Long Compton, United Kingdom
- Average sunshine days in September: 16.7 days
The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is June (12 days).
Average UV index in September
Long Compton, 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
Long Compton, United Kingdom
- Average cloud cover in September: 54
The month with the most cloud cover is November (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 54).
Average visibility in September
Long Compton, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, May, July, August, October and December (9km).
The months with the lowest visibility are April, June, September and November (8km).





