Winchester weather in August 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Winchester in August. Check more long-term weather averages for Winchester in August before you book your next holiday to Virginia in 2025/2026.

  • 30°C maximum daytime temperature in August in Winchester30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in August in Winchester10
    10 days with some rainfall
  • 16°C minimum night-time temperature in August in Winchester16
    16°C min night temperature
  • 14 hours of daylight per day in August in Winchester14
    14 hours of daylight per day
  • Moderate heat & humidity in August in WinchesterM
    Moderate heat & humidity
  • 88 mm monthly rainfall in August in Winchester88
    88 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Winchester8
    8 (Very High) UV index

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The August weather guide for Virginia (Winchester) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How hot is it in Winchester in August?

Daytime temperatures usually reach 30°C in Winchester in August with moderate heat and humidity, falling to 16°C at night.

How sunny is it in Winchester in August?

There are normally 8 hours of bright sunshine each day in Winchester in August - that's 59% of daylight hours.

Does it rain in Winchester in August?

There are usually 10 days with some rain in Winchester in August and the average monthly rainfall is 88mm.

What is the chance of a hurricane in Winchester in August?

On average less than 1 day in August in Winchester is likely to be affected by the passage of one or more tropical storms.

Winchester August sunrise & sunset times

Browse the sunrise and sunset times for Winchester in August 2025. Select a month to view Winchester sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:13 19:24
Saturday, 16th August 2025 05:27 19:06
Sunday, 31st August 2025 05:41 18:44

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