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 reports an average high-temperature of a still enjoyable 16.6°C (61.9°F), slightly varied from August's 18.3°C (64.9°F). Tonyrefail reports an average low-temperature of 10.4°C (50.7°F) during the nights of September.Humidity
In September, the average relative humidity is 85%.Rainfall
In Tonyrefail, in September, it is raining for 10.1 days, with typically 18mm (0.71") of accumulated precipitation. Throughout the year, there are 150.3 rainfall days, and 270mm (10.63") of precipitation is accumulated.Snowfall
In Tonyrefail, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 38min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:59 pm. On the last day of September, in Tonyrefail, sunrise is at 7:13 am and sunset at 6:53 pm BST.
Sunshine
The average sunshine in September is 6.8h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Tonyrefail. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Undertake protective steps - Preventing sun damage is advised. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What are the temperatures in Tonyrefail in September?
What is the average humidity in September in Tonyrefail?
How much does it rain in Tonyrefail in September?
When it does not snow in Tonyrefail?
How many hours of daylight does Tonyrefail have in September?
When is the sunrise / sunset in September in Tonyrefail?
How long on average sun shines in September in Tonyrefail?
What is the month with the highest UV index in Tonyrefail?
How high is the UV index in September in Tonyrefail?
Average temperature in September
Tonyrefail, United Kingdom
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in September: 10.4°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 (3.1°C).
Average pressure in September
Tonyrefail, 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 (1009.9mbar).
Average wind speed in September
Tonyrefail, United Kingdom
- Average wind speed in September: 15.4km/h
The windiest month (with the highest average wind speed) is February (21.3km/h).
The calmest month (with the lowest average wind speed) is June (14.4km/h).
Average humidity in September
Tonyrefail, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are November and December (88%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in September
Tonyrefail, United Kingdom
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is November (35mm).
The driest month (with the least rainfall) is May (11mm).
Average rainfall days in September
Tonyrefail, United Kingdom
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is November (15.4 days).
The month with the least rainy days is April (9.5 days).
Average snowfall in September
Tonyrefail, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Tonyrefail, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.3 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
Tonyrefail, 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: 6h and 5min
The month with the most sunshine is May (Average sunshine: 7h and 54min).
The month with the least sunshine is November (Average sunshine: 3h and 42min).
Average sunshine days in September
Tonyrefail, United Kingdom
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is November (10.7 days).
Average UV index in September
Tonyrefail, 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, March, November and December (UV index 2).
Average cloud cover in September
Tonyrefail, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 49).
Average visibility in September
Tonyrefail, 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).
Tonyrefail, United Kingdom
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