Dunkirk weather in August 2026

Expect daytime maximum temperatures of 21°C in Dunkirk, France in August based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 52 mm of rainfall in the month.

  • 21°C maximum daytime temperature in August in Dunkirk21
    21°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in August in Dunkirk14
    14 days with some rainfall
  • 13°C minimum night-time temperature in August in Dunkirk13
    13°C min night temperature
  • 14 hours of daylight per day in August in Dunkirk14
    14 hours of daylight per day
  • No heat & humidity in August in Dunkirk0
    No heat & humidity
  • 52 mm monthly rainfall in August in Dunkirk52
    52 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Dunkirk6
    6 (High) UV index
  • 18°C sea temperature in August in Dunkirk18
    18°C sea temperature

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The August weather guide for France (Dunkirk) 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 France

How hot is it in Dunkirk in August?

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

How sunny is it in Dunkirk in August?

There are normally 7 hours of bright sunshine each day in Dunkirk in August - that's 50% of daylight hours.

Does it rain in Dunkirk in August?

There are usually 12 days with some rain in Dunkirk in August and the average monthly rainfall is 51mm.

Dunkirk August sunrise & sunset times

Browse the sunrise and sunset times for Dunkirk in August 2026. Select a month to view Dunkirk sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 05:16 20:37
Sunday, 16th August 2026 05:39 20:10
Monday, 31st August 2026 06:02 19:38

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