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
In the transition from August to September, Witherley reports an average high-temperature of a comfortable 17.7°C (63.9°F), indicating a close resemblance to the prior month. Witherley, in September, observes a steady average low-temperature of 9.8°C (49.6°F).Humidity
In Witherley, United Kingdom, the average relative humidity in September is 82%.Rainfall
In September, in Witherley, the rain falls for 9.8 days. Throughout September, 19mm (0.75") of precipitation is accumulated. In Witherley, during the entire year, the rain falls for 156.8 days and collects up to 316mm (12.44") of precipitation.Snowfall
In Witherley, snow does not fall in April, June through October.Daylight
In September, the average length of the day in Witherley, United Kingdom, is 12h and 40min.On the first day of September in Witherley, sunrise is at 6:17 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
The average sunshine in September in Witherley is 6.4h.UV index
In Witherley, United Kingdom, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 3 during September morphs into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Witherley in September?
What is the average humidity in September in Witherley?
How many days does it rain in September in Witherley?
When it does not snow in Witherley?
How many hours of daylight does Witherley have in September?
When are sunrise and sunset in September in Witherley?
How many hours of sunshine does Witherley have in September?
How high is the UV index in September in Witherley?
Average temperature in September
Witherley, 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 (6.1°C).
- Average low temperature in September: 9.8°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
Witherley, United Kingdom
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in September
Witherley, United Kingdom
- Average wind speed in September: 13.4km/h
The windiest months (with the highest average wind speed) are February and December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in September
Witherley, United Kingdom
- Average humidity in September: 82%
The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is August (79%).
Average rainfall in September
Witherley, United Kingdom
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is June (43mm).
The driest months (with the least rainfall) are January and March (18mm).
Average rainfall days in September
Witherley, United Kingdom
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in September
Witherley, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (16mm).
The months with the least snowfall are April, June, July, August, September and October (0mm).
Average snowfall days in September
Witherley, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Witherley, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 6h and 2min
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 36min).
Average sunshine days in September
Witherley, 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 (9.4 days).
Average UV index in September
Witherley, 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, March, November and December (UV index 2).
Average cloud cover in September
Witherley, United Kingdom
- Average cloud cover in September: 54
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 54).
Average visibility in September
Witherley, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, October and December (9km).
The months with the lowest visibility are September and November (8km).
