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 refreshing 15.9°C (60.6°F) from August's 18°C (64.4°F). September nights are marked by an average low-temperature of 8.7°C (47.7°F).Humidity
In Great Longstone, the average relative humidity in September is 86%.Rainfall
In September, in Great Longstone, the rain falls for 11.5 days. Throughout September, 24mm (0.94") of precipitation is accumulated. In Great Longstone, during the entire year, the rain falls for 152.3 days and collects up to 377mm (14.84") of precipitation.Snowfall
In Great Longstone, snow does not fall in June through October.Daylight
In September, the average length of the day is 12h and 41min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:55 pm. On the last day of September, sunrise is at 7:07 am and sunset at 6:45 pm BST.
Sunshine
In September, the average sunshine is 6h.UV index
In Great Longstone, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: During September, 3 as the daily maximum UV index converts into the following advice:
Be vigilant - Preventing sunburn is recommended. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Great Longstone?
What is the average humidity in September in Great Longstone?
How many days does it rain in September in Great Longstone?
When it does not snow in Great Longstone?
How many hours of daylight does Great Longstone have in September?
When are sunrise and sunset in September in Great Longstone?
How long on average sun shines in September in Great Longstone?
What is the UV index reading in September in Great Longstone?
Average temperature in September
Great Longstone, United Kingdom
- Average high temperature in September: 15.9°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 (4.8°C).
- Average low temperature in September: 8.7°C
The month with the highest average low temperature is August (11.1°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in September
Great Longstone, United Kingdom
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in September
Great Longstone, United Kingdom
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is February (19.1km/h).
The calmest months (with the lowest average wind speed) are June and July (13.2km/h).
Average humidity in September
Great Longstone, United Kingdom
- Average humidity in September: 86%
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in September
Great Longstone, United Kingdom
- Average rainfall in September: 24mm
The wettest month (with the highest rainfall) is June (43mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Great Longstone, United Kingdom
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Great Longstone, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is March (43mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Great Longstone, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.3 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
Great Longstone, 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 0min
The month with the most sunshine is July (Average sunshine: 6h and 36min).
The month with the least sunshine is November (Average sunshine: 3h and 12min).
Average sunshine days in September
Great Longstone, United Kingdom
- Average sunshine days in September: 16.1 days
The months with the most sunshine days are March and December (16.3 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Great Longstone, 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
Great Longstone, United Kingdom
- Average cloud cover in September: 59
The month with the most cloud cover is November (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 56).
Average visibility in September
Great Longstone, 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).
Great Longstone, United Kingdom
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