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
Weather in September
Temperature
King's Mills measures an average high-temperature of a still comfortable 17.3°C (63.1°F) in September, nearly consistent with the preceding month. Throughout September nights, King's Mills records a consistent low-temperature averaging a still refreshing 14.9°C (58.8°F).Humidity
The average relative humidity in September is 80%.Rainfall
In King's Mills, during September, the rain falls for 13.6 days and regularly aggregates up to 36mm (1.42") of precipitation. In King's Mills, during the entire year, the rain falls for 195.6 days and collects up to 554mm (21.81") of precipitation.Snowfall
In King's Mills, snow does not fall in February through December.Daylight
The average length of the day in September is 12h and 36min.On the first day of September in King's Mills, sunrise is at 06:27 and sunset at 19:53. On the last day of the month, sunrise is at 07:09 and sunset at 18:50 BST.
Sunshine
In King's Mills, the average sunshine in September is 8.3h.UV index
July through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in King's Mills?
What is the average humidity in September in King's Mills?
How much does it rain in King's Mills in September?
When it does not snow in King's Mills?
What is the average length of the day in September in King's Mills?
What time are sunrise and sunset in September in King's Mills?
How many hours of sunshine does King's Mills have in September?
What is the month with the highest UV index in King's Mills?
How high is the UV index in September in King's Mills?
Average temperature in September
King's Mills, Guernsey
- Average high temperature in September: 17.3°C
The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is February (9.2°C).
- Average low temperature in September: 14.9°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is February (6.9°C).
Average pressure in September
King's Mills, Guernsey
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in September
King's Mills, Guernsey
- Average wind speed in September: 25.7km/h
The windiest month (with the highest average wind speed) is December (36km/h).
The calmest month (with the lowest average wind speed) is July (21.9km/h).
Average humidity in September
King's Mills, Guernsey
- Average humidity in September: 80%
The months with the highest relative humidity are June and July (84%).
The months with the lowest relative humidity are November and December (77%).
Average rainfall in September
King's Mills, Guernsey
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is November (78mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in September
King's Mills, Guernsey
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is June (11.4 days).
Average snowfall in September
King's Mills, Guernsey
- Average snowfall in September: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
King's Mills, Guernsey
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
King's Mills, Guernsey
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in September
King's Mills, Guernsey
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4.2 days).
Average UV index in September
King's Mills, Guernsey
- Average UV index in September: 5
The months with the highest UV index are July, August and September (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in September
King's Mills, Guernsey
- Average cloud cover in September: 41
The months with the most cloud cover are January, November and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
King's Mills, Guernsey
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
King's Mills, Guernsey
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