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
With the onset of September, the average high-temperature registers at a comfortable 17.7°C (63.9°F), subtly different from August's 20°C (68°F). During September, the average low-temperature is a cool 10°C (50°F).Humidity
In Brightwalton, the average relative humidity in September is 82%.Rainfall
September is the month with the least rainfall. Rain falls for 9 days and accumulates 14mm (0.55") of precipitation.Snowfall
May through October are months without snowfall in Brightwalton.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:45 pm BST.
Sunshine
In September, the average sunshine in Brightwalton is 6.8h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Undertake precautions - Guarding against sun damage is counselled. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What is the usual temperature for Brightwalton in September?
What is the average humidity in September in Brightwalton?
What is the driest month in Brightwalton?
How many days does it rain in September in Brightwalton?
When it does not snow in Brightwalton?
How many hours of daylight does Brightwalton have in September?
When is the sunrise / sunset in September in Brightwalton?
How long on average sun shines in September in Brightwalton?
What are the months with the highest UV index in Brightwalton?
What is the UV index intensity in September in Brightwalton?
Average temperature in September
Brightwalton, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 10°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Brightwalton, 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 (1010.2mbar).
Average wind speed in September
Brightwalton, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (18.4km/h).
The calmest month (with the lowest average wind speed) is July (13.1km/h).
Average humidity in September
Brightwalton, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (81%).
Average rainfall in September
Brightwalton, United Kingdom
- Average rainfall in September: 14mm
The wettest month (with the highest rainfall) is June (27mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in September
Brightwalton, United Kingdom
- Average rainfall days in September: 9 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is September (9 days).
Average snowfall in September
Brightwalton, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Brightwalton, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.9 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
Brightwalton, 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: 6h and 5min
The month with the most sunshine is July (Average sunshine: 7h and 18min).
The months with the least sunshine are February and November (Average sunshine: 3h and 36min).
Average sunshine days in September
Brightwalton, United Kingdom
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in September
Brightwalton, 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
Brightwalton, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 66).
The months with the least cloud cover are April and September (Cloud cover 53).
Average visibility in September
Brightwalton, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, July, August and December (9km).
The months with the lowest visibility are January, April, May, June, September, October and November (8km).
Brightwalton, United Kingdom
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