September weather forecastChediston, United Kingdom
September
Weather in September
September, the first month of the autumn in Chediston, is still a comfortable month, with an average temperature fluctuating between 13.6°C (56.5°F) and 17.5°C (63.5°F).Temperature
The shift into September records an average high-temperature of a still enjoyable 17.5°C (63.5°F), subtly varied from August's 19.8°C (67.6°F). Chediston maintains a near steady average temperature of 13.6°C (56.5°F) during the nights of September, demonstrating little drop from daytime highs.Humidity
The months with the lowest humidity in Chediston, United Kingdom, are August and September, with an average relative humidity of 77%.Rainfall
In September, the rain falls for 13 days. Throughout September, 26mm (1.02") of precipitation is accumulated. In Chediston, during the entire year, the rain falls for 179.9 days and collects up to 392mm (15.43") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Chediston, the average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 6:06 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:33 pm BST.
Sunshine
In Chediston, the average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index in Chediston is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 4 transforms into the following instructions:
Exercise prevention - Warding off sunburn is urged. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Chediston, United Kingdom
- Average high temperature in September: 17.5°C
The warmest month (with the highest average high temperature) is August (19.8°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 13.6°C
The month with the highest average low temperature is August (15.4°C).
The coldest month (with the lowest average low temperature) is January (4.1°C).
Average pressure in September
Chediston, United Kingdom
- Average pressure in September: 1016.5mbar
The month with the highest atmospheric pressure is May (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).
Average wind speed in September
Chediston, United Kingdom
- Average wind speed in September: 19.5km/h
The windiest month (with the highest average wind speed) is December (26.7km/h).
The calmest month (with the lowest average wind speed) is July (17.1km/h).
Average humidity in September
Chediston, United Kingdom
- Average humidity in September: 77%
The month with the highest relative humidity is December (84%).
The months with the lowest relative humidity are August and September (77%).
Average rainfall in September
Chediston, United Kingdom
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Chediston, United Kingdom
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is April (12.4 days).
Average snowfall in September
Chediston, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (21mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Chediston, 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
Chediston, United Kingdom
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days in September
Chediston, United Kingdom
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is April (14.9 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Chediston, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June and 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
Chediston, United Kingdom
- Average cloud cover in September: 40
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Chediston, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
