September weather forecastHighclere, United Kingdom

September

Weather in September

September, the first month of the autumn in Highclere, is still a refreshing month, with temperature in the range of an average high of 18.1°C (64.6°F) and an average low of 10.2°C (50.4°F).

Temperature

As September takes its course, Highclere's average high-temperature registers at an enjoyable 18.1°C (64.6°F), closely aligning with the preceding month. Highclere's nights in September experience an average temperature drop to a cool 10.2°C (50.4°F).

Humidity

In Highclere, the average relative humidity in September is 82%.

Rainfall

The month with the least rainfall in Highclere, United Kingdom, is September, when the rain falls for 9.3 days and typically collects 13mm (0.51") of precipitation.

Snowfall

In Highclere, snow does not fall in April through October.

Daylight

The average length of the day in September in Highclere is 12h and 38min.
On the first day of September, sunrise is at 6:19 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:45 pm BST.

Sunshine

In Highclere, the average sunshine in September is 7.1h.

UV index

In September, the average daily maximum UV index in Highclere is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Take precautions - Protection against sunburn is recommended. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

In September, the average high-temperature and low-temperature in Highclere are 18.1°C (64.6°F) and 10.2°C (50.4°F) respectively.

In Highclere, United Kingdom, the average relative humidity in September is 82%.

The month with the least rainfall in Highclere is September, when the rain falls for 9.3 days and typically collects 13mm (0.51") of precipitation.

In Highclere, during September, the rain falls for 9.3 days and regularly aggregates up to 13mm (0.51") of precipitation.

In Highclere, United Kingdom, snow does not fall in April through October.

The average day length in September is 12h and 38min.

In September, on the first day of the month, sunrise is at 6:19 am and sunset at 7:51 pm. On the last day of the month, in Highclere, sunrise is at 7:05 am and sunset at 6:45 pm BST.

The average sunshine duration in September in Highclere is 7.1h.

In September, the average daily maximum UV index in Highclere, United Kingdom, is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Highclere, United Kingdom

  • Average high temperature in September: 18.1°C

The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (6.6°C).

  • Average low temperature in September: 10.2°C

The month with the highest average low temperature is August (12.4°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in September
Highclere, United Kingdom

  • Average pressure in September: 1016.9mbar

The month with the highest atmospheric pressure is September (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.4mbar).

Average wind speed in September
Highclere, United Kingdom

  • Average wind speed in September: 13.2km/h

The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).

Average humidity in September
Highclere, 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
Highclere, United Kingdom

  • Average rainfall in September: 13mm

The wettest month (with the highest rainfall) is December (31mm).
The driest month (with the least rainfall) is September (13mm).

Average rainfall days in September
Highclere, United Kingdom

  • Average rainfall days in September: 9.3 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is September (9.3 days).

Average snowfall in September
Highclere, United Kingdom

  • Average snowfall in September: 0mm

The months with the highest snowfall are January and February (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in September
Highclere, United Kingdom

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.3 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
Highclere, United Kingdom

  • Average daylight in September: 12h and 36min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in September: 7h and 6min

The month with the most sunshine is July (Average sunshine: 7h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

Average sunshine days in September
Highclere, United Kingdom

  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is November (11.4 days).

Average UV index in September
Highclere, United Kingdom

  • Average UV index in September: 4

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

Average cloud cover in September
Highclere, United Kingdom

  • Average cloud cover in September: 50

The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 50).

Average visibility in September
Highclere, United Kingdom

  • Average visibility in September: 8km

The months with the highest visibility are February, March, April, May, July and August (9km).
The months with the lowest visibility are January, June, September, October, November and December (8km).