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 Kettlewell transitions from August to September, the average high-temperatures adjust to a still refreshing 14.8°C (58.6°F), nearly the same as the previous 16.6°C (61.9°F). September generally records an average low-temperature of 8°C (46.4°F).Humidity
In Kettlewell, the average relative humidity in September is 89%.Rainfall
In Kettlewell, in September, during 11.3 rainfall days, 25mm (0.98") of precipitation is typically accumulated. In Kettlewell, during the entire year, the rain falls for 155.8 days and collects up to 414mm (16.3") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 42min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:58 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:46 pm BST.
Sunshine
In September, the average sunshine is 5.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 in September translates into these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Kettlewell in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Kettlewell have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Kettlewell, United Kingdom
- Average high temperature in September: 14.8°C
The warmest month (with the highest average high temperature) is July (17°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in September: 8°C
The month with the highest average low temperature is August (10°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).
Average pressure in September
Kettlewell, United Kingdom
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.6mbar).
Average wind speed in September
Kettlewell, United Kingdom
- Average wind speed in September: 14.3km/h
The windiest month (with the highest average wind speed) is February (19.5km/h).
The calmest months (with the lowest average wind speed) are June and July (13.3km/h).
Average humidity in September
Kettlewell, United Kingdom
- Average humidity in September: 89%
The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (84%).
Average rainfall in September
Kettlewell, United Kingdom
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is November (46mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Kettlewell, United Kingdom
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (8.7 days).
Average snowfall in September
Kettlewell, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is March (79mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kettlewell, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kettlewell, 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: 5h and 3min
The month with the most sunshine is April (Average sunshine: 6h and 12min).
The month with the least sunshine is November (Average sunshine: 3h and 0min).
Average sunshine days in September
Kettlewell, United Kingdom
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Kettlewell, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Kettlewell, United Kingdom
- Average cloud cover in September: 65
The month with the most cloud cover is November (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in September
Kettlewell, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
