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 transition from August to September brings an average high-temperature of a still refreshing 17°C (62.6°F), barely different from August's 18.9°C (66°F). In September, Ketley's temperature tends to fall to an average low of 9°C (48.2°F) during the night.Humidity
In September, the average relative humidity is 85%.Rainfall
In Ketley, in September, during 13.3 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 187 rainfall days, and 467mm (18.39") of precipitation is accumulated.Snowfall
In Ketley, snow does not fall in May through November.Daylight
In Ketley, United Kingdom, the average length of the day in September is 12h and 40min.On the first day of the month, sunrise is at 6:21 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:10 am and sunset at 6:49 pm BST.
Sunshine
In September, the average sunshine in Ketley is 6.5h.UV index
In Ketley, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Ketley have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Ketley, United Kingdom
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in September: 9°C
The month with the highest average low temperature is August (11.3°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in September
Ketley, United Kingdom
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed in September
Ketley, United Kingdom
- Average wind speed in September: 12.9km/h
The windiest month (with the highest average wind speed) is February (17.6km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in September
Ketley, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are January, November and December (90%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in September
Ketley, United Kingdom
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is June (59mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in September
Ketley, United Kingdom
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (12.3 days).
Average snowfall in September
Ketley, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (30mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Ketley, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.9 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
Ketley, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is July (Average sunshine: 7h and 12min).
The months with the least sunshine are February and November (Average sunshine: 3h and 48min).
Average sunshine days in September
Ketley, United Kingdom
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is March (14.8 days).
The month with the least sunshine days is August (8.4 days).
Average UV index in September
Ketley, 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, November and December (UV index 2).
Average cloud cover in September
Ketley, United Kingdom
- Average cloud cover in September: 56
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 53).
Average visibility in September
Ketley, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March and May (9km).
The months with the lowest visibility are January, April, June, July, August, September, October, November and December (8km).
