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 brings an average high-temperature of a still enjoyable 17.4°C (63.3°F), almost identical to the preceding month. Great Witley reports an average nighttime low-temperature of 9.6°C (49.3°F) in September.Humidity
In September, the average relative humidity in Great Witley, United Kingdom, is 84%.Rainfall
In Great Witley, United Kingdom, in September, it is raining for 15.7 days, with typically 36mm (1.42") of accumulated precipitation. In Great Witley, United Kingdom, during the entire year, the rain falls for 208.8 days and collects up to 574mm (22.6") of precipitation.Snowfall
May through October are months without snowfall in Great Witley.Daylight
In Great Witley, United Kingdom, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:56 pm. On the last day of September, in Great Witley, sunrise is at 7:09 am and sunset at 6:48 pm BST.
Sunshine
The average sunshine in September is 6.5h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Great Witley?
What is the average humidity in September in Great Witley?
How many days does it rain in September in Great Witley?
When it does not snow in Great Witley?
What is the average length of the day in September in Great Witley?
When are sunrise and sunset in September in Great Witley?
How many hours of sunshine does Great Witley have in September?
What is the UV index intensity in September in Great Witley?
Average temperature in September
Great Witley, United Kingdom
- Average high temperature in September: 17.4°C
The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is August (11.7°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Great Witley, United Kingdom
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in September
Great Witley, United Kingdom
- Average wind speed in September: 13km/h
The windiest month (with the highest average wind speed) is February (18km/h).
The calmest months (with the lowest average wind speed) are June and July (12.4km/h).
Average humidity in September
Great Witley, United Kingdom
- Average humidity in September: 84%
The months with the highest relative humidity are January, November and December (90%).
The month with the lowest relative humidity is August (81%).
Average rainfall in September
Great Witley, United Kingdom
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is June (75mm).
The driest month (with the least rainfall) is April (33mm).
Average rainfall days in September
Great Witley, United Kingdom
- Average rainfall days in September: 15.7 days
The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is February (13.8 days).
Average snowfall in September
Great Witley, United Kingdom
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (21mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Great Witley, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.1 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
Great Witley, 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 3min
The month with the most sunshine is July (Average sunshine: 7h and 12min).
The months with the least sunshine are February and November (Average sunshine: 3h and 42min).
Average sunshine days in September
Great Witley, United Kingdom
- Average sunshine days in September: 11.4 days
The month with the most sunshine days is January (12.6 days).
The month with the least sunshine days is August (4.6 days).
Average UV index in September
Great Witley, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Great Witley, United Kingdom
- Average cloud cover in September: 56
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 54).
Average visibility in September
Great Witley, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March and May (9km).
The months with the lowest visibility are January, April, June, July, August, September, October, November and December (8km).
