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
September's onset brings an average high-temperature of an enjoyable 18.6°C (65.5°F), showing a minute difference from August's 21.3°C (70.3°F). During the month of September, Bishop's Stortford anticipates a mean low-temperature of 11.4°C (52.5°F).Humidity
In Bishop's Stortford, the average relative humidity in September is 77%.Rainfall
In Bishop's Stortford, in September, during 12.3 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, in Bishop's Stortford, there are 167.8 rainfall days, and 359mm (14.13") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Bishop's Stortford.Daylight
In Bishop's Stortford, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 6:12 am and sunset at 7:46 pm. On the last day of September, in Bishop's Stortford, United Kingdom, sunrise is at 6:59 am and sunset at 6:38 pm BST.
Sunshine
The average sunshine in September in Bishop's Stortford is 7.2h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for Bishop's Stortford in September?
What is the average humidity in September in Bishop's Stortford?
How much does it rain in Bishop's Stortford in September?
When it does not snow in Bishop's Stortford?
What is the average length of the day in September in Bishop's Stortford?
What time are sunrise and sunset in September in Bishop's Stortford?
How long on average sun shines in September in Bishop's Stortford?
How high is the UV index in September in Bishop's Stortford?
Average temperature in September
Bishop's Stortford, United Kingdom
- Average high temperature in September: 18.6°C
The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in September
Bishop's Stortford, United Kingdom
- Average pressure in September: 1016.7mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).
Average wind speed in September
Bishop's Stortford, United Kingdom
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is February (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in September
Bishop's Stortford, United Kingdom
- Average humidity in September: 77%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Bishop's Stortford, United Kingdom
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is November (19mm).
Average rainfall days in September
Bishop's Stortford, United Kingdom
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is February (10.5 days).
Average snowfall in September
Bishop's Stortford, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Bishop's Stortford, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.5 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
Bishop's Stortford, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Bishop's Stortford, United Kingdom
- Average sunshine days in September: 14 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is July (8 days).
Average UV index in September
Bishop's Stortford, 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, March, November and December (UV index 2).
Average cloud cover in September
Bishop's Stortford, United Kingdom
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 47).
Average visibility in September
Bishop's Stortford, 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).
Bishop's Stortford, United Kingdom
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