September weather forecast
Westmeston, United Kingdom

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Weather in September

September, the first month of the autumn in Westmeston, is still a comfortable month, with temperature in the range of an average low of 12.9°C (55.2°F) and an average high of 17.8°C (64°F).

Temperature

The transition from August to September brings an average high-temperature of a still refreshing 17.8°C (64°F), barely different from August's 19.7°C (67.5°F). The temperature during September sees a subtle transition from day to night, averaging a low of 12.9°C (55.2°F).

Humidity

The months with the lowest humidity in Westmeston are August and September, with an average relative humidity of 79%.

Rainfall

In Westmeston, United Kingdom, in September, it is raining for 12.8 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, in Westmeston, there are 183 rainfall days, and 470mm (18.5") of precipitation is accumulated.

Snowfall

In Westmeston, United Kingdom, snow does not fall in May through October.

Daylight

In September, the average length of the day in Westmeston is 12h and 38min.
On the first day of the month, sunrise is at 6:14 am and sunset at 7:45 pm. On the last day of September, in Westmeston, sunrise is at 7:00 am and sunset at 6:40 pm BST.

Sunshine

In September, the average sunshine in Westmeston, United Kingdom, is 8.3h.

UV index

The average daily maximum UV index in September in Westmeston is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In September, a daily UV index of 4 turns into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What is the average September temperature in Westmeston?

The average high-temperature, in September, in Westmeston, is 17.8°C (64°F), while the average low-temperature is 12.9°C (55.2°F).

What are the least humid months in Westmeston?

August and September, with an average relative humidity of 79%, are the least humid months in Westmeston, United Kingdom.

What is the average humidity in September in Westmeston?

In Westmeston, the average relative humidity in September is 79%.

How many days does it rain in September in Westmeston?

In Westmeston, United Kingdom, in September, during 12.8 rainfall days, 33mm (1.3") of precipitation is typically accumulated.

When it does not snow in Westmeston?

May through October are months without snowfall in Westmeston.

What is the average length of the day in September in Westmeston?

In September, the average day length in Westmeston is 12h and 38min.

What time are sunrise and sunset in September in Westmeston?

In September, on the first day of the month, sunrise is at 6:14 am and sunset at 7:45 pm. On the last day of the month, in Westmeston, United Kingdom, sunrise is at 7:00 am and sunset at 6:40 pm BST.

How many hours of sunshine does Westmeston have in September?

The average sunshine duration in September in Westmeston, United Kingdom, is 8.3h.

What is the UV index intensity in September in Westmeston?

In Westmeston, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Westmeston, United Kingdom

Average temperature in September - Westmeston, United Kingdom
  • Average high temperature in September: 17.8°C

The warmest month (with the highest average high temperature) is August (19.7°C).
The months with the lowest average high temperature are January and February (7.5°C).

  • Average low temperature in September: 12.9°C

The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (4.2°C).

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Average pressure in September
Westmeston, United Kingdom

Average pressure in September - Westmeston, United Kingdom
  • Average pressure in September: 1017.3mbar

The month with the highest atmospheric pressure is September (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011mbar).

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Average wind speed in September
Westmeston, United Kingdom

Average wind speed in September - Westmeston, United Kingdom
  • Average wind speed in September: 18.1km/h

The windiest month (with the highest average wind speed) is December (24.6km/h).
The calmest month (with the lowest average wind speed) is July (16.8km/h).

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Average humidity in September
Westmeston, United Kingdom

Average humidity in September - Westmeston, United Kingdom
  • Average humidity in September: 79%

The months with the highest relative humidity are January and December (85%).
The months with the lowest relative humidity are August and September (79%).

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Average rainfall in September
Westmeston, United Kingdom

Average rainfall in September - Westmeston, United Kingdom
  • Average rainfall in September: 33mm

The wettest months (with the highest rainfall) are November and December (59mm).
The driest month (with the least rainfall) is April (23mm).

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Average rainfall days in September
Westmeston, United Kingdom

Average rainfall days in September - Westmeston, United Kingdom
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is November (18.5 days).
The month with the least rainy days is September (12.8 days).

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Average snowfall in September
Westmeston, United Kingdom

Average snowfall in September - Westmeston, United Kingdom
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (8mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in September
Westmeston, United Kingdom

Average snowfall days in September - Westmeston, United Kingdom
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Westmeston, United Kingdom

Average daylight in September / Average sunshine in September - Westmeston, United Kingdom
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

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Average sunshine days in September
Westmeston, United Kingdom

Average sunshine days in September - Westmeston, United Kingdom
  • Average sunshine days in September: 14.1 days

The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is November (8.2 days).

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Average UV index in September
Westmeston, United Kingdom

Average UV index in September - Westmeston, United Kingdom
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

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Average cloud cover in September
Westmeston, United Kingdom

Average cloud cover in September - Westmeston, United Kingdom
  • Average cloud cover in September: 41

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 40).

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Average visibility in September
Westmeston, United Kingdom

Average visibility in September - Westmeston, United Kingdom
  • Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).

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Westmeston, United Kingdom

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