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
September's arrival registers an average high-temperature of a refreshing 17.6°C (63.7°F), closely aligning with the temperature of the previous month. Throughout September, a steady low-temperature average of 9.8°C (49.6°F) is noted.Humidity
In September, the average relative humidity is 82%.Rainfall
In Lighthorne, during September, the rain falls for 10.1 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, there are 142.6 rainfall days, and 225mm (8.86") of precipitation is accumulated.Snowfall
April, June through October are months without snowfall in Lighthorne.Daylight
The average length of the day in September is 12h and 39min.On the first day of September in Lighthorne, United Kingdom, sunrise is at 6:18 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:45 pm BST.
Sunshine
In Lighthorne, the average sunshine in September is 6.6h.UV index
In Lighthorne, United Kingdom, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 3 translates into these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What are September temperatures in Lighthorne?
What is the average humidity in September in Lighthorne?
How much does it rain in Lighthorne in September?
When it does not snow in Lighthorne?
How many hours of daylight does Lighthorne have in September?
What time are sunrise and sunset in September in Lighthorne?
How many hours of sunshine does Lighthorne have in September?
What is the UV index reading in September in Lighthorne?
Average temperature in September
Lighthorne, 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 (6.1°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in September
Lighthorne, United Kingdom
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in September
Lighthorne, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Lighthorne, 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 (80%).
Average rainfall in September
Lighthorne, United Kingdom
- Average rainfall in September: 15mm
The wettest months (with the highest rainfall) are June and August (26mm).
The driest months (with the least rainfall) are March and April (13mm).
Average rainfall days in September
Lighthorne, United Kingdom
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in September
Lighthorne, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, June, July, August, September and October (0mm).
Average snowfall days in September
Lighthorne, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Lighthorne, 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 4min
The month with the most sunshine is July (Average sunshine: 7h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in September
Lighthorne, United Kingdom
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is March (17.2 days).
The months with the least sunshine days are July and August (10.9 days).
Average UV index in September
Lighthorne, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (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
Lighthorne, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 53).
Average visibility in September
Lighthorne, 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).
Lighthorne, United Kingdom
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