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
As September unfolds, the average high-temperature reaches a still refreshing 16.8°C (62.2°F), hinting at a slight fluctuation from the previous month. During the nights in September, Sheffield experiences a consistent average temperature of 9.7°C (49.5°F).Humidity
In Sheffield, the average relative humidity in September is 82%.Rainfall
In Sheffield, during September, the rain falls for 13.8 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, there are 187.7 rainfall days, and 462mm (18.19") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Sheffield.Daylight
In Sheffield, the average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:55 pm. On the last day of September, in Sheffield, sunrise is at 7:06 am and sunset at 6:44 pm BST.
Sunshine
In September, the average sunshine in Sheffield, United Kingdom, is 6.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What is the usual temperature for Sheffield in September?
What is the average humidity in September in Sheffield?
How many days does it rain in September in Sheffield?
When it does not snow in Sheffield?
What is the average length of the day in September in Sheffield?
When are sunrise and sunset in September in Sheffield?
How many hours of sunshine does Sheffield have in September?
How high is the UV index in September in Sheffield?
Average temperature in September
Sheffield, United Kingdom
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is July (19.6°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is August (11.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in September
Sheffield, United Kingdom
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in September
Sheffield, United Kingdom
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is February (18.9km/h).
The calmest months (with the lowest average wind speed) are June and July (13km/h).
Average humidity in September
Sheffield, United Kingdom
- Average humidity in September: 82%
The months with the highest relative humidity are January, November and December (89%).
The months with the lowest relative humidity are May, July and August (80%).
Average rainfall in September
Sheffield, United Kingdom
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (56mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Sheffield, United Kingdom
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in September
Sheffield, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Sheffield, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.5 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
Sheffield, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 7h and 12min).
The months with the least sunshine are February and November (Average sunshine: 3h and 48min).
Average sunshine days in September
Sheffield, United Kingdom
- Average sunshine days in September: 11.9 days
The month with the most sunshine days is October (13 days).
The month with the least sunshine days is July (7.1 days).
Average UV index in September
Sheffield, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Sheffield, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 53).
Average visibility in September
Sheffield, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June, July, August and December (9km).
The months with the lowest visibility are January, September, October and November (8km).
Sheffield, United Kingdom
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