Boulogne weather in May 2026

Expect daytime maximum temperatures of 59°F in Boulogne, France in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 2.0 inches of rainfall in the month.

  • 59°F maximum daytime temperature in May in Boulogne59
    59°F max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in May in Boulogne15
    15 days with some rainfall
  • 46°F minimum night-time temperature in May in Boulogne46
    46°F min night temperature
  • 16 hours of daylight per day in May in Boulogne16
    16 hours of daylight per day
  • No heat & humidity in May in Boulogne0
    No heat & humidity
  • 2.0 inches monthly rainfall in May in Boulogne2.0
    2.0 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Boulogne6
    6 (High) UV index
  • 52°F sea temperature in May in Boulogne52
    52°F sea temperature

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The May weather guide for France (Boulogne) 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)  |  Imperial (°F)

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More about France

How hot is it in Boulogne in May?

Daytime temperatures usually reach 64°F in Boulogne in May, falling to 48°F at night.

How sunny is it in Boulogne in May?

There are normally 7 hours of bright sunshine each day in Boulogne in May - that's 42% of daylight hours.

Does it rain in Boulogne in May?

There are usually 15 days with some rain in Boulogne in May and the average monthly rainfall is 2.4 inches.

Boulogne May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 05:28 20:14
Saturday, 16th May 2026 05:04 20:37
Sunday, 31st May 2026 04:47 20:56

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