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 records a minor alteration in the average high-temperature to a still enjoyable 16.5°C (61.7°F) from August's 18.7°C (65.7°F). September is noted for a mean low-temperature of 10.9°C (51.6°F).Humidity
In September, the average relative humidity is 81%.Rainfall
In September, the rain falls for 15.2 days. Throughout September, 40mm (1.57") of precipitation is accumulated. In Rainford, during the entire year, the rain falls for 207.5 days and collects up to 540mm (21.26") of precipitation.Snowfall
In Rainford, snow does not fall in May through November.Daylight
The average length of the day in September in Rainford is 12h and 41min.On the first day of September, sunrise is at 6:21 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:49 pm BST.
Sunshine
The average sunshine in September is 6.5h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Take precautions - Protection against sun damage is advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the temperature in September in Rainford?
What is the average humidity in September in Rainford?
How many days does it rain in September in Rainford?
When it does not snow in Rainford?
What is the average length of the day in September in Rainford?
What time are sunrise and sunset in September in Rainford?
How long on average sun shines in September in Rainford?
What is the month with the highest UV index in Rainford?
How high is the UV index in September in Rainford?
Average temperature in September
Rainford, United Kingdom
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (19.2°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is August (12.8°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).
Average pressure in September
Rainford, United Kingdom
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in September
Rainford, United Kingdom
- Average wind speed in September: 14.4km/h
The windiest month (with the highest average wind speed) is January (18.9km/h).
The calmest month (with the lowest average wind speed) is June (12.8km/h).
Average humidity in September
Rainford, United Kingdom
- Average humidity in September: 81%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in September
Rainford, United Kingdom
- Average rainfall in September: 40mm
The wettest months (with the highest rainfall) are July and August (58mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Rainford, United Kingdom
- Average rainfall days in September: 15.2 days
The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is April (13.8 days).
Average snowfall in September
Rainford, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (35mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Rainford, United Kingdom
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (2.8 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
Rainford, 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 3min
The months with the most sunshine are April and May (Average sunshine: 7h and 30min).
The months with the least sunshine are January and February (Average sunshine: 3h and 48min).
Average sunshine days in September
Rainford, United Kingdom
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is April (12.6 days).
The month with the least sunshine days is August (6.8 days).
Average UV index in September
Rainford, 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
Rainford, United Kingdom
- Average cloud cover in September: 54
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 49).
Average visibility in September
Rainford, 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).
Rainford, United Kingdom
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