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
The beginning of September records an average high-temperature of a still refreshing 17.7°C (63.9°F), almost echoing the conditions of the previous month. In Great Holland, the average low-temperature during September nights tends to settle at a moderate 13.9°C (57°F), indicating a slight drop from the daytime peak.Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 77%.Rainfall
In Great Holland, United Kingdom, in September, during 11.2 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Great Holland, United Kingdom, during the entire year, the rain falls for 163.3 days and collects up to 330mm (12.99") of precipitation.Snowfall
In Great Holland, snow does not fall in April through October.Daylight
In Great Holland, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 6:08 am and sunset at 7:41 pm. On the last day of September, sunrise is at 6:55 am and sunset at 6:34 pm BST.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the average September temperature in Great Holland?
What are the least humid months in Great Holland?
What is the average humidity in September in Great Holland?
How much does it rain in Great Holland in September?
When it does not snow in Great Holland?
How many hours of daylight does Great Holland have in September?
When are sunrise and sunset in September in Great Holland?
How long on average sun shines in September in Great Holland?
How high is the UV index in September in Great Holland?
Average temperature in September
Great Holland, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is August (19.9°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in September: 13.9°C
The month with the highest average low temperature is August (15.7°C).
The coldest months (with the lowest average low temperature) are January and February (4.3°C).
Average pressure in September
Great Holland, United Kingdom
- Average pressure in September: 1016.8mbar
The month with the highest atmospheric pressure is September (1016.8mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in September
Great Holland, United Kingdom
- Average wind speed in September: 19.7km/h
The windiest month (with the highest average wind speed) is December (26.9km/h).
The calmest month (with the lowest average wind speed) is July (17.3km/h).
Average humidity in September
Great Holland, 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
Great Holland, United Kingdom
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is October (42mm).
The driest month (with the least rainfall) is April (14mm).
Average rainfall days in September
Great Holland, United Kingdom
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is November (15.9 days).
The month with the least rainy days is September (11.2 days).
Average snowfall in September
Great Holland, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Great Holland, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.6 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
Great Holland, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Great Holland, United Kingdom
- Average sunshine days in September: 15 days
The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is November (9.7 days).
Average UV index in September
Great Holland, 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 and November (UV index 2).
Average cloud cover in September
Great Holland, 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
Great Holland, 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).
Great Holland, United Kingdom
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