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 commencement of September records an average high-temperature of a still comfortable 17.7°C (63.9°F), barely varying from August's 19.3°C (66.7°F). Nighttime temperatures record an average of 13°C (55.4°F) throughout September.Humidity
The least humid month in West Wittering, United Kingdom, is September, with an average relative humidity of 79%.Rainfall
In West Wittering, in September, during 11.9 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, there are 173.5 rainfall days, and 486mm (19.13") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In West Wittering, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:48 pm. On the last day of September, in West Wittering, United Kingdom, sunrise is at 7:03 am and sunset at 6:43 pm BST.
Sunshine
In West Wittering, the average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in West Wittering?
What is the least humid month in West Wittering?
What is the average humidity in September in West Wittering?
How much does it rain in West Wittering in September?
When it does not snow in West Wittering?
How many hours of daylight does West Wittering have in September?
When is the sunrise / sunset in September in West Wittering?
How many hours of sunshine does West Wittering have in September?
What is the UV index intensity in September in West Wittering?
Average temperature in September
West Wittering, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in September: 13°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).
Average pressure in September
West Wittering, United Kingdom
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in September
West Wittering, United Kingdom
- Average wind speed in September: 19km/h
The windiest month (with the highest average wind speed) is December (25.2km/h).
The calmest month (with the lowest average wind speed) is July (17km/h).
Average humidity in September
West Wittering, United Kingdom
- Average humidity in September: 79%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is September (79%).
Average rainfall in September
West Wittering, United Kingdom
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is November (63mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
West Wittering, United Kingdom
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is November (17.8 days).
The month with the least rainy days is September (11.9 days).
Average snowfall in September
West Wittering, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is December (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
West Wittering, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 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
West Wittering, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
West Wittering, United Kingdom
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is November (10 days).
Average UV index in September
West Wittering, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
West Wittering, United Kingdom
- Average cloud cover in September: 41
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
West Wittering, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
