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
Weather in September
Temperature
With September's advent, Long Clawson sees an average high-temperature of a refreshing 17.6°C (63.7°F), subtly shifted from August's 20.2°C (68.4°F). September brings Long Clawson a consistent average low-temperature of 10.1°C (50.2°F).Humidity
In Long Clawson, the average relative humidity in September is 81%.Rainfall
In Long Clawson, in September, it is raining for 7 days, with typically 15mm (0.59") of accumulated precipitation. Throughout the year, in Long Clawson, there are 122.1 rainfall days, and 206mm (8.11") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In Long Clawson, United Kingdom, the average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 6:15 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:42 pm BST.
Sunshine
In September, the average sunshine in Long Clawson, United Kingdom, is 6.9h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Long Clawson?
What is the average humidity in September in Long Clawson?
How many days does it rain in September in Long Clawson?
When it does not snow in Long Clawson?
How many hours of daylight does Long Clawson have in September?
When is the sunrise / sunset in September in Long Clawson?
How long on average sun shines in September in Long Clawson?
When is the highest UV index in Long Clawson?
What is the UV index reading in September in Long Clawson?
Average temperature in September
Long Clawson, United Kingdom
- Average high temperature in September: 17.6°C
The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (12.5°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Long Clawson, United Kingdom
- Average pressure in September: 1015.9mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).
Average wind speed in September
Long Clawson, United Kingdom
- Average wind speed in September: 13.4km/h
The windiest months (with the highest average wind speed) are February and December (18.3km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity in September
Long Clawson, 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 August (78%).
Average rainfall in September
Long Clawson, United Kingdom
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is June (27mm).
The driest month (with the least rainfall) is April (10mm).
Average rainfall days in September
Long Clawson, United Kingdom
- Average rainfall days in September: 7 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is September (7 days).
Average snowfall in September
Long Clawson, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (19mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Long Clawson, 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
Long Clawson, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is August (Average sunshine: 7h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Long Clawson, United Kingdom
- Average sunshine days in September: 20.2 days
The month with the most sunshine days is September (20.2 days).
The month with the least sunshine days is July (14.3 days).
Average UV index in September
Long Clawson, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Long Clawson, United Kingdom
- Average cloud cover in September: 51
The months with the most cloud cover are February and November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 51).
Average visibility in September
Long Clawson, 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).
Long Clawson, United Kingdom
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