St Moritz weather in May 2025

Expect 2°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in St Moritz in May. Check more long-term weather averages for St Moritz in May before you book your next holiday to Switzerland in 2025/2026.

  • 2°C maximum daytime temperature in May in St Moritz2
    2°C max day temperature
  • 5 hours of sunshine per day
  • 20 days with some rainfall in May in St Moritz20
    20 days with some rainfall
  • -3°C minimum night-time temperature in May in St Moritz-3
    -3°C min night temperature
  • 15 hours of daylight per day in May in St Moritz15
    15 hours of daylight per day
  • No heat & humidity in May in St Moritz0
    No heat & humidity
  • 132 mm monthly rainfall in May in St Moritz132
    132 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in St Moritz7
    7 (High) UV index

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The May weather guide for Switzerland (St Moritz) 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 Switzerland

How cold is it in St Moritz in May?

Daytime temperatures usually reach 2°C in St Moritz in May, falling to -3°C at night.

How sunny is it in St Moritz in May?

There are normally 5 hours of bright sunshine each day in St Moritz in May - that's 35% of daylight hours.

Does it rain in St Moritz in May?

There are usually 20 days with some rain in St Moritz in May and the average monthly rainfall is 132mm. Rain may fall as snow in this month.

St Moritz May sunrise & sunset times

Browse the sunrise and sunset times for St Moritz in May 2025. Select a month to view St Moritz sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:06 19:30
Friday, 16th May 2025 04:46 19:49
Saturday, 31st May 2025 04:32 20:05

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