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
A minimal variation is noted in Lower Heyford's average high-temperature at the onset of September, reaching a refreshing 17.7°C (63.9°F) from August's 20.2°C (68.4°F). In September, Lower Heyford experiences a temperature dip to an average of 9.9°C (49.8°F) at night.Humidity
In Lower Heyford, the average relative humidity in September is 82%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.3 days and typically collects 25mm (0.98") of precipitation.Snowfall
In Lower Heyford, snow does not fall in April through October.Daylight
In Lower Heyford, the average length of the day in September is 12h and 39min.On the first day of September, sunrise is at 6:18 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September in Lower Heyford, United Kingdom, is 6.8h.UV index
The months with the highest UV index in Lower Heyford are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What are the temperatures in Lower Heyford in September?
What is the average humidity in September in Lower Heyford?
What is the driest month in Lower Heyford?
How many days does it rain in September in Lower Heyford?
When it does not snow in Lower Heyford?
How many hours of daylight does Lower Heyford have in September?
When is the sunrise / sunset in September in Lower Heyford?
How many hours of sunshine does Lower Heyford have in September?
What are the months with the highest UV index in Lower Heyford?
How high is the UV index in September in Lower Heyford?
Average temperature in September
Lower Heyford, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in September: 9.9°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Lower Heyford, United Kingdom
- Average pressure in September: 1016.6mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.1mbar).
Average wind speed in September
Lower Heyford, United Kingdom
- Average wind speed in September: 13.2km/h
The windiest months (with the highest average wind speed) are February and December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Lower Heyford, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in September
Lower Heyford, United Kingdom
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Lower Heyford, United Kingdom
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is September (10.3 days).
Average snowfall in September
Lower Heyford, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Lower Heyford, 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
Lower Heyford, 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 month with the most sunshine is July (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Lower Heyford, United Kingdom
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is September (17.4 days).
The months with the least sunshine days are June and July (11.6 days).
Average UV index in September
Lower Heyford, 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
Lower Heyford, United Kingdom
- Average cloud cover in September: 52
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in September
Lower Heyford, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, May, July, August, October and December (9km).
The months with the lowest visibility are April, June, September and November (8km).
Lower Heyford, United Kingdom
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