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 onset of September marks an average high-temperature of a comfortable 18.3°C (64.9°F), hardly differing from August's 20.9°C (69.6°F). In the month of September, Thornham Parva experiences an average low-temperature of 12.3°C (54.1°F).Humidity
In Thornham Parva, the average relative humidity in September is 78%.Rainfall
In September, the rain falls for 11.3 days. Throughout September, 17mm (0.67") of precipitation is accumulated. Throughout the year, in Thornham Parva, there are 159.6 rainfall days, and 268mm (10.55") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Thornham Parva.Daylight
In Thornham Parva, the average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 6:07 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:34 pm BST.
Sunshine
The average sunshine in September in Thornham Parva is 7.7h.UV index
In September, the average daily maximum UV index in Thornham Parva is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Thornham Parva?
What is the average humidity in September in Thornham Parva?
How much does it rain in Thornham Parva in September?
When it does not snow in Thornham Parva?
How many hours of daylight does Thornham Parva have in September?
When are sunrise and sunset in September in Thornham Parva?
How many hours of sunshine does Thornham Parva have in September?
What is the UV index intensity in September in Thornham Parva?
Average temperature in September
Thornham Parva, United Kingdom
- Average high temperature in September: 18.3°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in September: 12.3°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 (2.6°C).
Average pressure in September
Thornham Parva, United Kingdom
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
Thornham Parva, United Kingdom
- Average wind speed in September: 14.8km/h
The windiest month (with the highest average wind speed) is December (20.3km/h).
The calmest month (with the lowest average wind speed) is July (13.7km/h).
Average humidity in September
Thornham Parva, United Kingdom
- Average humidity in September: 78%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Thornham Parva, United Kingdom
- Average rainfall in September: 17mm
The wettest months (with the highest rainfall) are July and December (29mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Thornham Parva, United Kingdom
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in September
Thornham Parva, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (20mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Thornham Parva, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Thornham Parva, 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 4min
The month with the most sunshine is August (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Thornham Parva, United Kingdom
- Average sunshine days in September: 15.1 days
The months with the most sunshine days are March and April (15.3 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in September
Thornham Parva, 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
Thornham Parva, United Kingdom
- Average cloud cover in September: 44
The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Thornham Parva, 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).
