Fort William weather in August 2025

Expect 16°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Fort William in August. Check more long-term weather averages for Fort William in August before you book your next holiday to Scotland in 2025/2026.

  • 16°C maximum daytime temperature in August in Fort William16
    16°C max day temperature
  • 4 hours of sunshine per day
  • 20 days with some rainfall in August in Fort William20
    20 days with some rainfall
  • 8°C minimum night-time temperature in August in Fort William8
    8°C min night temperature
  • 15 hours of daylight per day in August in Fort William15
    15 hours of daylight per day
  • No heat & humidity in August in Fort William0
    No heat & humidity
  • 189 mm monthly rainfall in August in Fort William189
    189 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Fort William5
    5 (Moderate) UV index

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The August weather guide for Scotland (Fort William) 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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How warm is it in Fort William in August?

Daytime temperatures usually reach 16°C in Fort William in August, falling to 8°C at night.

How sunny is it in Fort William in August?

There are normally 4 hours of bright sunshine each day in Fort William in August - that's 25% of daylight hours.

Does it rain in Fort William in August?

There are usually 20 days with some rain in Fort William in August and the average monthly rainfall is 189mm.

Fort William August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:21 20:32
Saturday, 16th August 2025 04:51 19:57
Sunday, 31st August 2025 05:21 19:19

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