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 signifies a minor shift to an average high-temperature of a still refreshing 17.5°C (63.5°F), aligning closely with August. White Ball encounters an average low-temperature of 10.1°C (50.2°F) during September nights.Humidity
In September, the average relative humidity is 85%.Rainfall
May and September are months with the least rain when the rain falls for 11.5 days and typically aggregates up to 22mm (0.87") of rain.Snowfall
April through October are months without snowfall.Daylight
In White Ball, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:58 pm. On the last day of September, in White Ball, sunrise is at 7:12 am and sunset at 6:53 pm BST.
Sunshine
The average sunshine in September is 6.5h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in White Ball. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What are September temperatures in White Ball?
What is the average humidity in September in White Ball?
What is the driest month in White Ball?
How many days does it rain in September in White Ball?
When it does not snow in White Ball?
What is the average length of the day in September in White Ball?
When is the sunrise / sunset in September in White Ball?
How many hours of sunshine does White Ball have in September?
What is the month with the highest UV index in White Ball?
How high is the UV index in September in White Ball?
Average temperature in September
White Ball, United Kingdom
- Average high temperature in September: 17.5°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is February (2.7°C).
Average pressure in September
White Ball, United Kingdom
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
White Ball, United Kingdom
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is February (18.8km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in September
White Ball, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are January, November and December (89%).
The month with the lowest relative humidity is July (83%).
Average rainfall in September
White Ball, United Kingdom
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is December (52mm).
The driest months (with the least rainfall) are May and September (22mm).
Average rainfall days in September
White Ball, United Kingdom
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is November (16.8 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in September
White Ball, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
White Ball, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.7 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
White Ball, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is July (Average sunshine: 7h and 42min).
The month with the least sunshine is November (Average sunshine: 3h and 36min).
Average sunshine days in September
White Ball, United Kingdom
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is April (14.6 days).
The month with the least sunshine days is November (9.9 days).
Average UV index in September
White Ball, 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, March, November and December (UV index 2).
Average cloud cover in September
White Ball, United Kingdom
- Average cloud cover in September: 57
The month with the most cloud cover is November (Cloud cover 65).
The months with the least cloud cover are April and May (Cloud cover 53).
Average visibility in September
White Ball, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March and December (9km).
The months with the lowest visibility are April, May, June, July, August, September, October and November (8km).
White Ball, United Kingdom
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