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 shift into September records an average high-temperature of a refreshing 17.6°C (63.7°F), subtly varied from August's 20°C (68°F). Long Lawford experiences a mean low-temperature of 9.8°C (49.6°F) during September.Humidity
In September, the average relative humidity is 82%.Rainfall
In Long Lawford, during September, the rain falls for 12.1 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, there are 172.5 rainfall days, and 362mm (14.25") of precipitation is accumulated.Snowfall
In Long Lawford, snow does not fall in May through October.Daylight
In Long Lawford, the average length of the day in September is 12h and 40min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:52 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September in Long Lawford is 6.8h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Long Lawford?
What is the average humidity in September in Long Lawford?
How many days does it rain in September in Long Lawford?
When it does not snow in Long Lawford?
What is the average length of the day in September in Long Lawford?
When are sunrise and sunset in September in Long Lawford?
How many hours of sunshine does Long Lawford have in September?
What is the month with the highest UV index in Long Lawford?
What is the UV index reading in September in Long Lawford?
Average temperature in September
Long Lawford, United Kingdom
- Average high temperature in September: 17.6°C
The warmest month (with the highest average high temperature) is July (20.5°C).
The month with the lowest average high temperature is January (6°C).
- Average low temperature in September: 9.8°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 (1.3°C).
Average pressure in September
Long Lawford, United Kingdom
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in September
Long Lawford, 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 (12.8km/h).
Average humidity in September
Long Lawford, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (79%).
Average rainfall in September
Long Lawford, United Kingdom
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is June (48mm).
The driest month (with the least rainfall) is March (21mm).
Average rainfall days in September
Long Lawford, United Kingdom
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (11.1 days).
Average snowfall in September
Long Lawford, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Long Lawford, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.9 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
Long Lawford, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is July (Average sunshine: 7h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Long Lawford, United Kingdom
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is August (9.2 days).
Average UV index in September
Long Lawford, 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, March, November and December (UV index 2).
Average cloud cover in September
Long Lawford, United Kingdom
- Average cloud cover in September: 52
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in September
Long Lawford, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, July, August and October (9km).
The months with the lowest visibility are January, June, September, November and December (8km).
Long Lawford, United Kingdom
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