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
During September, Whipsnade observes a subtle ascent to a comfortable 18.2°C (64.8°F) from August's 20.8°C (69.4°F) in the average high-temperature. Whipsnade experiences an average low-temperature of 10.5°C (50.9°F) in the month of September.Humidity
In Whipsnade, United Kingdom, the average relative humidity in September is 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.2 days and typically collects 23mm (0.91") of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September in Whipsnade is 12h and 39min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:41 pm BST.
Sunshine
The average sunshine in September in Whipsnade is 6.9h.UV index
The months with the highest UV index in Whipsnade are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Whipsnade?
What is the average humidity in September in Whipsnade?
What is the driest month in Whipsnade?
How much does it rain in Whipsnade in September?
When it does not snow in Whipsnade?
What is the average length of the day in September in Whipsnade?
What time are sunrise and sunset in September in Whipsnade?
How long on average sun shines in September in Whipsnade?
What is the month with the highest UV index in Whipsnade?
How high is the UV index in September in Whipsnade?
Average temperature in September
Whipsnade, United Kingdom
- Average high temperature in September: 18.2°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in September
Whipsnade, United Kingdom
- Average pressure in September: 1016.7mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
Whipsnade, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest months (with the highest average wind speed) are February and December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (13km/h).
Average humidity in September
Whipsnade, United Kingdom
- Average humidity in September: 80%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (77%).
Average rainfall in September
Whipsnade, United Kingdom
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (50mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in September
Whipsnade, United Kingdom
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is September (11.2 days).
Average snowfall in September
Whipsnade, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (36mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Whipsnade, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.8 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
Whipsnade, 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: 6h and 5min
The months with the most sunshine are July and August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Whipsnade, United Kingdom
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in September
Whipsnade, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Whipsnade, United Kingdom
- Average cloud cover in September: 50
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 50).
Average visibility in September
Whipsnade, 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).
