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
September's onset records an average high-temperature of a refreshing 17.8°C (64°F), a near match to August's 20°C (68°F). An average temperature of 13.5°C (56.3°F) is logged during the nights of September in Great Chart, a small step down from daytime highs.Humidity
August and September, with an average relative humidity of 78%, are the least humid months in Great Chart.Rainfall
In Great Chart, during September, the rain falls for 11.1 days and regularly aggregates up to 27mm (1.06") of precipitation. In Great Chart, during the entire year, the rain falls for 170.5 days and collects up to 433mm (17.05") of precipitation.Snowfall
April through October are months without snowfall in Great Chart, United Kingdom.Daylight
The average length of the day in September in Great Chart is 12h and 38min.On the first day of September, sunrise is at 6:10 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:36 pm BST.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Undertake precautions - It is suggested to shield oneself from sunburn. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Great Chart?
What are the least humid months in Great Chart?
What is the average humidity in September in Great Chart?
How much does it rain in Great Chart in September?
When it does not snow in Great Chart?
How many hours of daylight does Great Chart have in September?
What time are sunrise and sunset in September in Great Chart?
How many hours of sunshine does Great Chart have in September?
What is the UV index intensity in September in Great Chart?
Average temperature in September
Great Chart, United Kingdom
- Average high temperature in September: 17.8°C
The warmest month (with the highest average high temperature) is August (20°C).
The month with the lowest average high temperature is January (7.2°C).
- Average low temperature in September: 13.5°C
The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (4.1°C).
Average pressure in September
Great Chart, 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 (1011.1mbar).
Average wind speed in September
Great Chart, United Kingdom
- Average wind speed in September: 18.7km/h
The windiest month (with the highest average wind speed) is December (25km/h).
The calmest month (with the lowest average wind speed) is July (16.6km/h).
Average humidity in September
Great Chart, United Kingdom
- Average humidity in September: 78%
The month with the highest relative humidity is December (85%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in September
Great Chart, United Kingdom
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Great Chart, United Kingdom
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in September
Great Chart, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Great Chart, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.3 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 Chart, 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: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Great Chart, United Kingdom
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is May (15.8 days).
The month with the least sunshine days is November (9.5 days).
Average UV index in September
Great Chart, United Kingdom
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Great Chart, United Kingdom
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 39).
Average visibility in September
Great Chart, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).
