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
As September unfolds, the average high-temperature reaches a refreshing 17.8°C (64°F), hinting at a slight fluctuation from the previous month. During September, Keadby experiences an average low-temperature of 10.7°C (51.3°F) at night.Humidity
In Keadby, the average relative humidity in September is 79%.Rainfall
In Keadby, during September, the rain falls for 15.3 days and regularly aggregates up to 34mm (1.34") of precipitation. In Keadby, United Kingdom, during the entire year, the rain falls for 196.7 days and collects up to 509mm (20.04") of precipitation.Snowfall
In Keadby, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 41min.On the first day of September in Keadby, sunrise is at 6:13 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:41 pm BST.
Sunshine
In Keadby, the average sunshine in September is 6.8h.UV index
In Keadby, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 4 in September translates into this advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Keadby in September?
What is the average humidity in September in Keadby?
How many days does it rain in September in Keadby?
When it does not snow in Keadby?
How many hours of daylight does Keadby have in September?
When are sunrise and sunset in September in Keadby?
How long on average sun shines in September in Keadby?
What is the UV index reading in September in Keadby?
Average temperature in September
Keadby, United Kingdom
- Average high temperature in September: 17.8°C
The warmest months (with the highest average high temperature) are July and August (20.2°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in September
Keadby, United Kingdom
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).
Average wind speed in September
Keadby, United Kingdom
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is February (17.9km/h).
The calmest month (with the lowest average wind speed) is July (12.5km/h).
Average humidity in September
Keadby, United Kingdom
- Average humidity in September: 79%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in September
Keadby, United Kingdom
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is June (62mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Keadby, United Kingdom
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is February (12.6 days).
Average snowfall in September
Keadby, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Keadby, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.6 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
Keadby, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is July (Average sunshine: 7h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).
Average sunshine days in September
Keadby, United Kingdom
- Average sunshine days in September: 11.8 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in September
Keadby, United Kingdom
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Keadby, United Kingdom
- Average cloud cover in September: 50
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 50).
Average visibility in September
Keadby, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
