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
A minimal variation is noted in Ash Priors's average high-temperature at the onset of September, reaching a still refreshing 17°C (62.6°F) from August's 18.7°C (65.7°F). Ash Priors in September experiences a low-temperature average of 10.2°C (50.4°F).Humidity
In September, the average relative humidity in Ash Priors, United Kingdom, is 86%.Rainfall
The months with the least rainfall in Ash Priors are May and September Rain falls for 14.7 days and accumulates 30mm (1.18") of rain.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Ash Priors is 12h and 38min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:58 pm. On the last day of September, sunrise is at 7:12 am and sunset at 6:52 pm BST.
Sunshine
The average sunshine in September in Ash Priors, United Kingdom, is 6.6h.UV index
The average daily maximum UV index in September in Ash Priors, United Kingdom, is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the usual temperature for Ash Priors in September?
What is the average humidity in September in Ash Priors?
What is the driest month in Ash Priors?
How much does it rain in Ash Priors in September?
When it does not snow in Ash Priors?
What is the average length of the day in September in Ash Priors?
When are sunrise and sunset in September in Ash Priors?
How many hours of sunshine does Ash Priors have in September?
What is the UV index reading in September in Ash Priors?
Average temperature in September
Ash Priors, United Kingdom
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (7.3°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (12.4°C).
The coldest months (with the lowest average low temperature) are January and February (2.9°C).
Average pressure in September
Ash Priors, United Kingdom
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.1mbar).
Average wind speed in September
Ash Priors, United Kingdom
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is February (20.4km/h).
The calmest months (with the lowest average wind speed) are June and July (13.9km/h).
Average humidity in September
Ash Priors, United Kingdom
- Average humidity in September: 86%
The months with the highest relative humidity are January, November and December (88%).
The months with the lowest relative humidity are April, May and July (84%).
Average rainfall in September
Ash Priors, United Kingdom
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (59mm).
The driest months (with the least rainfall) are May and September (30mm).
Average rainfall days in September
Ash Priors, United Kingdom
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is February (14 days).
Average snowfall in September
Ash Priors, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (25mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Ash Priors, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.1 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
Ash Priors, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is July (Average sunshine: 7h and 48min).
The month with the least sunshine is November (Average sunshine: 3h and 42min).
Average sunshine days in September
Ash Priors, United Kingdom
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is May (12.9 days).
The month with the least sunshine days is November (7.9 days).
Average UV index in September
Ash Priors, 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, March, November and December (UV index 2).
Average cloud cover in September
Ash Priors, United Kingdom
- Average cloud cover in September: 56
The month with the most cloud cover is November (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 51).
Average visibility in September
Ash Priors, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (9km).
The months with the lowest visibility are July, August and September (8km).
Ash Priors, United Kingdom
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