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
Upon the onset of September, Blaenavon witnesses an average high-temperature of a still comfortable 16.7°C (62.1°F), showing a close resemblance to the prior month. Blaenavon's temperature in September lowers to a consistent average of 10.3°C (50.5°F) during the nights.Humidity
The average relative humidity in September in Blaenavon is 85%.Rainfall
In Blaenavon, in September, during 14.9 rainfall days, 39mm (1.54") of precipitation is typically accumulated. In Blaenavon, during the entire year, the rain falls for 204.4 days and collects up to 685mm (26.97") of precipitation.Snowfall
May through October are months without snowfall in Blaenavon, United Kingdom.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:58 pm. On the last day of September, in Blaenavon, sunrise is at 7:12 am and sunset at 6:51 pm BST.
Sunshine
The average sunshine in September in Blaenavon is 7.2h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the usual temperature for Blaenavon in September?
What is the average humidity in September in Blaenavon?
How much does it rain in Blaenavon in September?
When it does not snow in Blaenavon?
What is the average length of the day in September in Blaenavon?
When are sunrise and sunset in September in Blaenavon?
How many hours of sunshine does Blaenavon have in September?
What is the month with the highest UV index in Blaenavon?
What is the UV index intensity in September in Blaenavon?
Average temperature in September
Blaenavon, United Kingdom
- Average high temperature in September: 16.7°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 (6.8°C).
- Average low temperature in September: 10.3°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (2.7°C).
Average pressure in September
Blaenavon, United Kingdom
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in September
Blaenavon, United Kingdom
- Average wind speed in September: 14.8km/h
The windiest month (with the highest average wind speed) is February (20.6km/h).
The calmest month (with the lowest average wind speed) is June (13.8km/h).
Average humidity in September
Blaenavon, United Kingdom
- Average humidity in September: 85%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in September
Blaenavon, United Kingdom
- Average rainfall in September: 39mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is April (37mm).
Average rainfall days in September
Blaenavon, United Kingdom
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is February (13.8 days).
Average snowfall in September
Blaenavon, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (31mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Blaenavon, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Blaenavon, 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 July (Average sunshine: 7h and 54min).
The month with the least sunshine is November (Average sunshine: 3h and 48min).
Average sunshine days in September
Blaenavon, United Kingdom
- Average sunshine days in September: 12.1 days
The month with the most sunshine days is March (12.8 days).
The month with the least sunshine days is July (6.1 days).
Average UV index in September
Blaenavon, 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
Blaenavon, United Kingdom
- Average cloud cover in September: 51
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April and May (Cloud cover 49).
Average visibility in September
Blaenavon, 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).
Blaenavon, United Kingdom
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