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
Ashton-under-Lyne's weather in September indicates an average high-temperature of a still enjoyable 16.1°C (61°F), nearly consistent with the 18.3°C (64.9°F) of August. Throughout September, Ashton-under-Lyne anticipates an average low-temperature of 9.3°C (48.7°F).Humidity
In September, the average relative humidity in Ashton-under-Lyne, United Kingdom, is 85%.Rainfall
In Ashton-under-Lyne, United Kingdom, in September, during 15.9 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Ashton-under-Lyne, during the entire year, the rain falls for 211.9 days and collects up to 553mm (21.77") of precipitation.Snowfall
In Ashton-under-Lyne, snow does not fall in April through October.Daylight
In September, the average length of the day in Ashton-under-Lyne is 12h and 41min.On the first day of September, sunrise is at 6:18 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:47 pm BST.
Sunshine
The average sunshine in September in Ashton-under-Lyne is 5.9h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the average September temperature in Ashton-under-Lyne?
What is the average humidity in September in Ashton-under-Lyne?
How much does it rain in Ashton-under-Lyne in September?
When it does not snow in Ashton-under-Lyne?
What is the average length of the day in September in Ashton-under-Lyne?
When are sunrise and sunset in September in Ashton-under-Lyne?
How long on average sun shines in September in Ashton-under-Lyne?
What is the UV index reading in September in Ashton-under-Lyne?
Average temperature in September
Ashton-under-Lyne, United Kingdom
- Average high temperature in September: 16.1°C
The warmest month (with the highest average high temperature) is July (18.9°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (11.5°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Ashton-under-Lyne, United Kingdom
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).
Average wind speed in September
Ashton-under-Lyne, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest months (with the lowest average wind speed) are June and July (12.6km/h).
Average humidity in September
Ashton-under-Lyne, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is May (80%).
Average rainfall in September
Ashton-under-Lyne, United Kingdom
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is August (66mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Ashton-under-Lyne, United Kingdom
- Average rainfall days in September: 15.9 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is February (14.3 days).
Average snowfall in September
Ashton-under-Lyne, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (40mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Ashton-under-Lyne, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ashton-under-Lyne, 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: 5h and 5min
The month with the most sunshine is April (Average sunshine: 6h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).
Average sunshine days in September
Ashton-under-Lyne, United Kingdom
- Average sunshine days in September: 9.9 days
The month with the most sunshine days is March (12.2 days).
The month with the least sunshine days is August (5.7 days).
Average UV index in September
Ashton-under-Lyne, 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
Ashton-under-Lyne, United Kingdom
- Average cloud cover in September: 60
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is April (Cloud cover 54).
Average visibility in September
Ashton-under-Lyne, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April and May (9km).
The months with the lowest visibility are January, June, July, August, September, October, November and December (8km).
Ashton-under-Lyne, United Kingdom
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