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
September's beginning signals an average high-temperature of a still enjoyable 17°C (62.6°F), barely different from August's 19.4°C (66.9°F). Throughout September, the nighttime temperature averages to a frosty 9.5°C (49.1°F).Humidity
In September, the average relative humidity in Allerton Mauleverer is 82%.Rainfall
In Allerton Mauleverer, during September, the rain falls for 14.3 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, in Allerton Mauleverer, United Kingdom, there are 198.1 rainfall days, and 516mm (20.31") of precipitation is accumulated.Snowfall
In Allerton Mauleverer, snow does not fall in May through October.Daylight
In September, the average length of the day in Allerton Mauleverer is 12h and 41min.On the first day of the month, sunrise is at 6:14 am and sunset at 7:55 pm. On the last day of September, in Allerton Mauleverer, United Kingdom, sunrise is at 7:06 am and sunset at 6:43 pm BST.
Sunshine
In Allerton Mauleverer, United Kingdom, the average sunshine in September is 7.1h.UV index
The months with the highest UV index in Allerton Mauleverer, United Kingdom, are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Allerton Mauleverer?
What is the average humidity in September in Allerton Mauleverer?
How much does it rain in Allerton Mauleverer in September?
When it does not snow in Allerton Mauleverer?
What is the average length of the day in September in Allerton Mauleverer?
When is the sunrise / sunset in September in Allerton Mauleverer?
How long on average sun shines in September in Allerton Mauleverer?
What is the month with the highest UV index in Allerton Mauleverer?
What is the UV index intensity in September in Allerton Mauleverer?
Average temperature in September
Allerton Mauleverer, United Kingdom
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in September: 9.5°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 (1.2°C).
Average pressure in September
Allerton Mauleverer, United Kingdom
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).
Average wind speed in September
Allerton Mauleverer, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is February (16.9km/h).
The calmest month (with the lowest average wind speed) is June (12km/h).
Average humidity in September
Allerton Mauleverer, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are April, May, July and August (80%).
Average rainfall in September
Allerton Mauleverer, United Kingdom
- Average rainfall in September: 35mm
The wettest months (with the highest rainfall) are June, July and August (58mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Allerton Mauleverer, United Kingdom
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is February (13.6 days).
Average snowfall in September
Allerton Mauleverer, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (24mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Allerton Mauleverer, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Allerton Mauleverer, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Allerton Mauleverer, United Kingdom
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is December (13 days).
The month with the least sunshine days is August (6.4 days).
Average UV index in September
Allerton Mauleverer, 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
Allerton Mauleverer, United Kingdom
- Average cloud cover in September: 51
The month with the most cloud cover is November (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility in September
Allerton Mauleverer, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May and August (9km).
The months with the lowest visibility are January, June, July, September, October, November and December (8km).
