Lannion weather in August 2025

Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Lannion in August. Check more long-term weather averages for Lannion in August before you book your next holiday to France in 2025/2026.

  • 20°C maximum daytime temperature in August in Lannion20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 13 days with some rainfall in August in Lannion13
    13 days with some rainfall
  • 13°C minimum night-time temperature in August in Lannion13
    13°C min night temperature
  • 14 hours of daylight per day in August in Lannion14
    14 hours of daylight per day
  • No heat & humidity in August in Lannion0
    No heat & humidity
  • 59 mm monthly rainfall in August in Lannion59
    59 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Lannion6
    6 (High) UV index

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The August weather guide for France (Lannion) 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 Lannion in August?

Daytime temperatures usually reach 20°C in Lannion in August, falling to 13°C at night.

How sunny is it in Lannion in August?

There are normally 7 hours of bright sunshine each day in Lannion in August - that's 49% of daylight hours.

Does it rain in Lannion in August?

There are usually 13 days with some rain in Lannion in August and the average monthly rainfall is 59mm.

Lannion August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:48 20:52
Saturday, 16th August 2025 06:08 20:27
Sunday, 31st August 2025 06:30 19:58

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