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
Ardsley, United Kingdom, records a slight change with September's average high-temperatures adjusting to a still refreshing 16.9°C (62.4°F) from August's 19.3°C (66.7°F). Throughout September in Ardsley, a steady low-temperature average of 10.1°C (50.2°F) is noted.Humidity
The average relative humidity in September in Ardsley is 81%.Rainfall
In Ardsley, United Kingdom, in September, during 11.4 rainfall days, 22mm (0.87") of precipitation is typically accumulated. In Ardsley, during the entire year, the rain falls for 161.8 days and collects up to 335mm (13.19") of precipitation.Snowfall
April through October are months without snowfall in Ardsley.Daylight
In September, the average length of the day in Ardsley is 12h and 41min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:55 pm. On the last day of September, in Ardsley, sunrise is at 7:06 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September in Ardsley is 6.9h.UV index
June through September, with an average maximum UV index of 4, are months with the highest UV index in Ardsley. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a daily UV index of 4 turns into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What is the average September temperature in Ardsley?
What is the average humidity in September in Ardsley?
How many days does it rain in September in Ardsley?
When it does not snow in Ardsley?
How many hours of daylight does Ardsley have in September?
When is the sunrise / sunset in September in Ardsley?
How long on average sun shines in September in Ardsley?
What are the months with the highest UV index in Ardsley?
How high is the UV index in September in Ardsley?
Average temperature in September
Ardsley, United Kingdom
- Average high temperature in September: 16.9°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is August (12.1°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in September
Ardsley, United Kingdom
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).
Average wind speed in September
Ardsley, United Kingdom
- Average wind speed in September: 13.6km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is June (12.6km/h).
Average humidity in September
Ardsley, United Kingdom
- Average humidity in September: 81%
The months with the highest relative humidity are January, November and December (88%).
The months with the lowest relative humidity are July and August (78%).
Average rainfall in September
Ardsley, United Kingdom
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is June (40mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Ardsley, United Kingdom
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is April (11.3 days).
Average snowfall in September
Ardsley, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (20mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Ardsley, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 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
Ardsley, United Kingdom
- Average daylight in September: 12h and 4min
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 36min).
- Average sunshine in September: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 7h and 24min).
The months with the least sunshine are February and November (Average sunshine: 3h and 54min).
Average sunshine days in September
Ardsley, United Kingdom
- Average sunshine days in September: 14.1 days
The month with the most sunshine days is March (15.3 days).
The month with the least sunshine days is June (10.1 days).
Average UV index in September
Ardsley, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June, July, August and September (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
Ardsley, United Kingdom
- Average cloud cover in September: 52
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in September
Ardsley, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
Ardsley, United Kingdom
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