Charlottetown weather in August 2025

Expect 23°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Charlottetown in August. Check more long-term weather averages for Charlottetown in August before you book your next holiday to Prince Edward Island in 2025/2026.

  • 23°C maximum daytime temperature in August in Charlottetown23
    23°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in Charlottetown12
    12 days with some rainfall
  • 14°C minimum night-time temperature in August in Charlottetown14
    14°C min night temperature
  • 14 hours of daylight per day in August in Charlottetown14
    14 hours of daylight per day
  • No heat & humidity in August in Charlottetown0
    No heat & humidity
  • 89 mm monthly rainfall in August in Charlottetown89
    89 mm of monthly rainfall
  • UV (maximum) index 7 (High) in August in Charlottetown7
    7 (High) UV index
  • 18°C sea temperature in August in Charlottetown18
    18°C sea temperature

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The August weather guide for Prince Edward Island (Charlottetown) 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 hot is it in Charlottetown in August?

Daytime temperatures usually reach 23°C in Charlottetown in August, falling to 14°C at night.

How sunny is it in Charlottetown in August?

There are normally 7 hours of bright sunshine each day in Charlottetown in August - that's 52% of daylight hours.

How warm is the sea around Charlottetown in August?

The average sea temperature around Charlottetown in August is 18°C.

Does it rain in Charlottetown in August?

There are usually 12 days with some rain in Charlottetown in August and the average monthly rainfall is 89mm.

Charlottetown August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:55 19:42
Saturday, 16th August 2025 05:13 19:19
Sunday, 31st August 2025 05:32 18:53

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