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
September
Weather in September
Temperature
The unfolding of September shows an average high-temperature of a still enjoyable 16.2°C (61.2°F), indicating a slight variance from August's 18.7°C (65.7°F). Throughout September nights, Marthall registers an average low-temperature of 9.3°C (48.7°F).Humidity
The average relative humidity in September in Marthall, United Kingdom, is 85%.Rainfall
In Marthall, during September, the rain falls for 13.4 days and regularly aggregates up to 35mm (1.38") of precipitation. In Marthall, during the entire year, the rain falls for 189.7 days and collects up to 484mm (19.06") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 41min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:58 pm. On the last day of September, in Marthall, United Kingdom, sunrise is at 7:10 am and sunset at 6:48 pm BST.
Sunshine
The average sunshine in September is 6.2h.UV index
In Marthall, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Marthall?
What is the average humidity in September in Marthall?
How many days does it rain in September in Marthall?
When it does not snow in Marthall?
What is the average length of the day in September in Marthall?
When are sunrise and sunset in September in Marthall?
How many hours of sunshine does Marthall have in September?
What is the UV index reading in September in Marthall?
Average temperature in September
Marthall, United Kingdom
- Average high temperature in September: 16.2°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 (5.7°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (11.6°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Marthall, 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
Marthall, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest months (with the lowest average wind speed) are June and July (12.4km/h).
Average humidity in September
Marthall, 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
Marthall, United Kingdom
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is June (59mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Marthall, United Kingdom
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (20 days).
The months with the least rainy days are February and March (13.1 days).
Average snowfall in September
Marthall, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Marthall, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Marthall, 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 1min
The month with the most sunshine is April (Average sunshine: 7h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Marthall, United Kingdom
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is March (13.9 days).
The month with the least sunshine days is July (7.7 days).
Average UV index in September
Marthall, 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
Marthall, United Kingdom
- Average cloud cover in September: 58
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 52).
Average visibility in September
Marthall, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June and October (9km).
The months with the lowest visibility are January, July, August, September, November and December (8km).
