Falmouth weather in August 2025

Expect 19°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Falmouth in August. Check more long-term weather averages for Falmouth in August before you book your next holiday to England in 2025/2026.

  • 19°C maximum daytime temperature in August in Falmouth19
    19°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in August in Falmouth14
    14 days with some rainfall
  • 13°C minimum night-time temperature in August in Falmouth13
    13°C min night temperature
  • 14 hours of daylight per day in August in Falmouth14
    14 hours of daylight per day
  • No heat & humidity in August in Falmouth0
    No heat & humidity
  • 74 mm monthly rainfall in August in Falmouth74
    74 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Falmouth6
    6 (High) UV index
  • 17°C sea temperature in August in Falmouth17
    17°C sea temperature

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The August weather guide for England (Falmouth) 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 England

How hot is it in Falmouth in August?

Daytime temperatures usually reach 19°C in Falmouth in August, falling to 13°C at night.

How sunny is it in Falmouth in August?

There are normally 6 hours of bright sunshine each day in Falmouth in August - that's 44% of daylight hours.

How warm is the sea around Falmouth in August?

The average sea temperature around Falmouth in August is 17°C.

Does it rain in Falmouth in August?

There are usually 14 days with some rain in Falmouth in August and the average monthly rainfall is 74mm.

Falmouth August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:49 20:03
Saturday, 16th August 2025 05:11 19:37
Sunday, 31st August 2025 05:34 19:06

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