September weather forecastWanstead, United Kingdom
September
Weather in September
September, the first month of the autumn in Wanstead, is also an enjoyable month, with an average temperature ranging between max 19°C (66.2°F) and min 11.4°C (52.5°F).Temperature
The commencement of September brings an average high-temperature of a refreshing 19°C (66.2°F), marking an inconsequential divergence from August. Wanstead's temperature tends to fall to an average low of 11.4°C (52.5°F) during the nights of September.Humidity
In September, the average relative humidity is 76%.Rainfall
In Wanstead, in September, it is raining for 9.6 days, with typically 19mm (0.75") of accumulated precipitation. In Wanstead, during the entire year, the rain falls for 148.8 days and collects up to 306mm (12.05") of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September is 12h and 38min.On the first day of September in Wanstead, sunrise is at 6:13 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:39 pm BST.
Sunshine
In September, the average sunshine is 7.1h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Wanstead, United Kingdom
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (2.1°C).
Average pressure in September
Wanstead, United Kingdom
- Average pressure in September: 1016.9mbar
The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in September
Wanstead, United Kingdom
- Average wind speed in September: 12.7km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is September (12.7km/h).
Average humidity in September
Wanstead, United Kingdom
- Average humidity in September: 76%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Wanstead, United Kingdom
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is June (33mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Wanstead, United Kingdom
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is September (9.6 days).
Average snowfall in September
Wanstead, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Wanstead, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.5 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
Wanstead, United Kingdom
- Average daylight in September: 12h and 36min
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: 7h and 6min
The month with the most sunshine is August (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Wanstead, United Kingdom
- Average sunshine days in September: 18 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in September
Wanstead, 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, March, November and December (UV index 2).
Average cloud cover in September
Wanstead, United Kingdom
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 49).
Average visibility in September
Wanstead, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
