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
Chilham greets September with an average high-temperature of a still comfortable 17.7°C (63.9°F), marking a slight deviation from the preceding month. An average low-temperature of 14.4°C (57.9°F) is witnessed throughout the month of September, a mere drop from the daytime peak.Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 78%.Rainfall
In Chilham, in September, it is raining for 10.2 days, with typically 19mm (0.75") of accumulated precipitation. In Chilham, during the entire year, the rain falls for 154.9 days and collects up to 299mm (11.77") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Chilham, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 6:10 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:35 pm BST.
Sunshine
In Chilham, the average sunshine in September is 8.3h.UV index
In Chilham, United Kingdom, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Chilham?
What is the least humid month in Chilham?
What is the average humidity in September in Chilham?
How many days does it rain in September in Chilham?
When it does not snow in Chilham?
What is the average length of the day in September in Chilham?
What time are sunrise and sunset in September in Chilham?
How long on average sun shines in September in Chilham?
What is the UV index reading in September in Chilham?
Average temperature in September
Chilham, United Kingdom
- Average high temperature in September: 17.7°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 (7.2°C).
- Average low temperature in September: 14.4°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (4.5°C).
Average pressure in September
Chilham, United Kingdom
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1011mbar).
Average wind speed in September
Chilham, United Kingdom
- Average wind speed in September: 20.2km/h
The windiest month (with the highest average wind speed) is December (26.8km/h).
The calmest month (with the lowest average wind speed) is July (17.5km/h).
Average humidity in September
Chilham, United Kingdom
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (84%).
The months with the lowest relative humidity are August and September (78%).
Average rainfall in September
Chilham, United Kingdom
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is November (36mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Chilham, United Kingdom
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is September (10.2 days).
Average snowfall in September
Chilham, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Chilham, United Kingdom
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (2.3 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
Chilham, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in September
Chilham, United Kingdom
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is November (8.7 days).
Average UV index in September
Chilham, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Chilham, United Kingdom
- Average cloud cover in September: 40
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Chilham, 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).
