August weather forecast
Winchester, United Kingdom

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Weather in August

August, the last month of the summer in Winchester, is another pleasant month, with an average temperature varying between 20.7°C (69.3°F) and 12.9°C (55.2°F).

Temperature

August's onset sees an average high-temperature of a still pleasant 20.7°C (69.3°F), exhibiting a slight fluctuation from the previous month. Winchester anticipates an average minimum temperature of 12.9°C (55.2°F) in the month of August.

Humidity

The average relative humidity in August in Winchester is 79%.

Rainfall

In Winchester, in August, it is raining for 16.3 days, with typically 44mm (1.73") of accumulated precipitation. Throughout the year, in Winchester, there are 186.6 rainfall days, and 535mm (21.06") of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Winchester, United Kingdom, is 14h and 31min.
On the first day of August, sunrise is at 5:31 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:52 pm BST.

Sunshine

The average sunshine in August is 7.4h.

UV index

In Winchester, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 4 in August translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Direct Sun exposure should be minimized especially during midday when radiation is most intense. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the temperature in August in Winchester?

In August, in Winchester, the average high-temperature is 20.7°C (69.3°F), and the average low-temperature is 12.9°C (55.2°F).

What is the average humidity in August in Winchester?

In Winchester, United Kingdom, the average relative humidity in August is 79%.

How much does it rain in Winchester in August?

In Winchester, during August, the rain falls for 16.3 days and regularly aggregates up to 44mm (1.73") of precipitation.

When it does not snow in Winchester?

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

How many hours of daylight does Winchester have in August?

In August, the average day length in Winchester is 14h and 31min.

When are sunrise and sunset in August in Winchester?

In August, on the first day of the month, sunrise is at 5:31 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:52 pm BST.

How many hours of sunshine does Winchester have in August?

The average sunshine duration in August is 7.4h.

What is the UV index reading in August in Winchester?

In August, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from 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 visibility

Average temperature in August
Winchester, United Kingdom

Average temperature in August - Winchester, United Kingdom
  • Average high temperature in August: 20.7°C

The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (7.3°C).

  • Average low temperature in August: 12.9°C

The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is February (2.5°C).

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Average pressure in August
Winchester, United Kingdom

Average pressure in August - Winchester, United Kingdom
  • Average pressure in August: 1015.2mbar

The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).

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Average wind speed in August
Winchester, United Kingdom

Average wind speed in August - Winchester, United Kingdom
  • Average wind speed in August: 13km/h

The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).

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Average humidity in August
Winchester, United Kingdom

Average humidity in August - Winchester, United Kingdom
  • Average humidity in August: 79%

The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is July (78%).

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Average rainfall in August
Winchester, United Kingdom

Average rainfall in August - Winchester, United Kingdom
  • Average rainfall in August: 44mm

The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (29mm).

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Average rainfall days in August
Winchester, United Kingdom

Average rainfall days in August - Winchester, United Kingdom
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is November (17.7 days).
The month with the least rainy days is September (12.9 days).

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Average snowfall in August
Winchester, United Kingdom

Average snowfall in August - Winchester, United Kingdom
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (18mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in August
Winchester, United Kingdom

Average snowfall days in August - Winchester, United Kingdom
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (2.2 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 August /
Average sunshine in August
Winchester, United Kingdom

Average daylight in August / Average sunshine in August - Winchester, United Kingdom
  • Average daylight in August: 14h and 3min

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 August: 7h and 2min

The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

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Average sunshine days in August
Winchester, United Kingdom

Average sunshine days in August - Winchester, United Kingdom
  • Average sunshine days in August: 10.7 days

The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is November (9.1 days).

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Average UV index in August
Winchester, United Kingdom

Average UV index in August - Winchester, United Kingdom
  • Average UV index in August: 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).

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Average cloud cover in August
Winchester, United Kingdom

Average cloud cover in August - Winchester, United Kingdom
  • Average cloud cover in August: 52

The month with the most cloud cover is November (Cloud cover 64).
The months with the least cloud cover are July and September (Cloud cover 50).

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Average visibility in August
Winchester, United Kingdom

Average visibility in August - Winchester, United Kingdom
  • Average visibility in August: 9km

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

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Winchester, United Kingdom

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