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 start of September sees the average high-temperature at a refreshing 18.4°C (65.1°F), showing little difference from August's 21.2°C (70.2°F). Great Livermere observes an average nighttime temperature of 11.5°C (52.7°F) during September.Humidity
In September, the average relative humidity is 78%.Rainfall
In September, in Great Livermere, the rain falls for 11.3 days. Throughout September, 24mm (0.94") of precipitation is accumulated. In Great Livermere, during the entire year, the rain falls for 169.1 days and collects up to 379mm (14.92") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September, sunrise is at 6:09 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:36 pm BST.
Sunshine
The average sunshine in September is 7.3h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a daily UV index of 4 turns into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Great Livermere in September?
What is the average humidity in September in Great Livermere?
How many days does it rain in September in Great Livermere?
When it does not snow in Great Livermere?
How many hours of daylight does Great Livermere have in September?
When are sunrise and sunset in September in Great Livermere?
How many hours of sunshine does Great Livermere have in September?
How high is the UV index in September in Great Livermere?
Average temperature in September
Great Livermere, United Kingdom
- Average high temperature in September: 18.4°C
The warmest month (with the highest average high temperature) is August (21.2°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in September
Great Livermere, United Kingdom
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.1mbar).
Average wind speed in September
Great Livermere, United Kingdom
- Average wind speed in September: 13.4km/h
The windiest months (with the highest average wind speed) are February and December (18.6km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in September
Great Livermere, United Kingdom
- Average humidity in September: 78%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Great Livermere, United Kingdom
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Great Livermere, United Kingdom
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in September
Great Livermere, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Great Livermere, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.2 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
Great Livermere, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is August (Average sunshine: 8h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Great Livermere, United Kingdom
- Average sunshine days in September: 16 days
The month with the most sunshine days is September (16 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Great Livermere, 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
Great Livermere, United Kingdom
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 46).
Average visibility in September
Great Livermere, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
