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 weather displays an average high-temperature of a still comfortable 17.3°C (63.1°F), slightly varied from August's 19.8°C (67.6°F). West Hallam cools down to an average low-temperature of 9.8°C (49.6°F) throughout the month of September.Humidity
In September, the average relative humidity in West Hallam is 82%.Rainfall
In West Hallam, during September, the rain falls for 12.1 days and regularly aggregates up to 25mm (0.98") of precipitation. Throughout the year, in West Hallam, United Kingdom, there are 169.9 rainfall days, and 382mm (15.04") of precipitation is accumulated.Snowfall
May through October are months without snowfall in West Hallam.Daylight
In September, the average length of the day in West Hallam is 12h and 40min.On the first day of September, sunrise is at 6:16 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September in West Hallam, United Kingdom, is 6.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What are the temperatures in West Hallam in September?
What is the average humidity in September in West Hallam?
How much does it rain in West Hallam in September?
When it does not snow in West Hallam?
What is the average length of the day in September in West Hallam?
When is the sunrise / sunset in September in West Hallam?
How many hours of sunshine does West Hallam have in September?
What is the UV index intensity in September in West Hallam?
Average temperature in September
West Hallam, United Kingdom
- Average high temperature in September: 17.3°C
The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
West Hallam, 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
West Hallam, United Kingdom
- Average wind speed in September: 13.5km/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
West Hallam, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (79%).
Average rainfall in September
West Hallam, United Kingdom
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
West Hallam, United Kingdom
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in September
West Hallam, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
West Hallam, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.6 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
West Hallam, 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 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
West Hallam, United Kingdom
- Average sunshine days in September: 15 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in September
West Hallam, 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
West Hallam, United Kingdom
- Average cloud cover in September: 52
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in September
West Hallam, 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).
West Hallam, United Kingdom
Weather forecast for your location
2. Allow the app to use your location
