September weather forecastChatburn, United Kingdom
September
Weather in September
September, the first month of the autumn in Chatburn, is still a refreshing month, with an average temperature varying between 15.1°C (59.2°F) and 8.5°C (47.3°F).Temperature
Chatburn indicates an average high-temperature of a still refreshing 15.1°C (59.2°F) in September, showing minor variation from August's 17.3°C (63.1°F). Chatburn experiences a mean temperature of 8.5°C (47.3°F) during September nights.Humidity
In Chatburn, the average relative humidity in September is 88%.Rainfall
In Chatburn, in September, during 15.7 rainfall days, 36mm (1.42") of precipitation is typically accumulated. In Chatburn, during the entire year, the rain falls for 208.6 days and collects up to 540mm (21.26") of precipitation.Snowfall
June through October are months without snowfall in Chatburn.Daylight
The average length of the day in September in Chatburn is 12h and 41min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:59 pm. On the last day of September, in Chatburn, sunrise is at 7:10 am and sunset at 6:47 pm BST.
Sunshine
The average sunshine in September in Chatburn is 5.9h.UV index
The average daily maximum UV index in September in Chatburn is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Chatburn, United Kingdom
- Average high temperature in September: 15.1°C
The warmest month (with the highest average high temperature) is July (18°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is August (10.4°C).
The coldest months (with the lowest average low temperature) are January and February (1°C).
Average pressure in September
Chatburn, United Kingdom
- Average pressure in September: 1015.3mbar
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
Chatburn, United Kingdom
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is February (18.6km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Chatburn, United Kingdom
- Average humidity in September: 88%
The months with the highest relative humidity are January, November and December (91%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in September
Chatburn, United Kingdom
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is August (61mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Chatburn, United Kingdom
- Average rainfall days in September: 15.7 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is February (14 days).
Average snowfall in September
Chatburn, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (42mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Chatburn, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Chatburn, United Kingdom
- Average daylight in September: 12h and 42min
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 30min).
- Average sunshine in September: 5h and 54min
The month with the most sunshine is April (Average sunshine: 6h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in September
Chatburn, United Kingdom
- Average sunshine days in September: 9.9 days
The month with the most sunshine days is April (11.3 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in September
Chatburn, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June and July (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
Chatburn, United Kingdom
- Average cloud cover in September: 61
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in September
Chatburn, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are April and May (9km).
The months with the lowest visibility are January, February, March, June, July, August, September, October, November and December (8km).
