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 September, Mottisfont experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 20.5°C (68.9°F) in August to a comfortable 18.3°C (64.9°F). Mottisfont records an average low of 10.5°C (50.9°F) throughout the nights in September.Humidity
In Mottisfont, the average relative humidity in September is 81%.Rainfall
In Mottisfont, United Kingdom, in September, during 10.9 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Mottisfont, during the entire year, the rain falls for 164.5 days and collects up to 403mm (15.87") of precipitation.Snowfall
April through October are months without snowfall in Mottisfont.Daylight
In Mottisfont, the average length of the day in September is 12h and 38min.On the first day of September in Mottisfont, sunrise is at 6:20 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:46 pm BST.
Sunshine
In Mottisfont, United Kingdom, the average sunshine in September is 7.2h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 4 in September translates into these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Mottisfont in September?
What is the average humidity in September in Mottisfont?
How many days does it rain in September in Mottisfont?
When it does not snow in Mottisfont?
How many hours of daylight does Mottisfont have in September?
When are sunrise and sunset in September in Mottisfont?
How long on average sun shines in September in Mottisfont?
What is the UV index intensity in September in Mottisfont?
Average temperature in September
Mottisfont, United Kingdom
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (6.9°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.3°C).
Average pressure in September
Mottisfont, 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 (1010.5mbar).
Average wind speed in September
Mottisfont, United Kingdom
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is February (17.2km/h).
The calmest month (with the lowest average wind speed) is July (12.5km/h).
Average humidity in September
Mottisfont, United Kingdom
- Average humidity in September: 81%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is July (79%).
Average rainfall in September
Mottisfont, United Kingdom
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Mottisfont, United Kingdom
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in September
Mottisfont, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Mottisfont, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 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
Mottisfont, 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: 7h and 1min
The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Mottisfont, United Kingdom
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is September (15.8 days).
The months with the least sunshine days are February and November (12.2 days).
Average UV index in September
Mottisfont, 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, November and December (UV index 2).
Average cloud cover in September
Mottisfont, United Kingdom
- Average cloud cover in September: 50
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April, July and September (Cloud cover 50).
Average visibility in September
Mottisfont, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, May, June and July (9km).
The months with the lowest visibility are January, April, August, September, October, November and December (8km).
