Crater Lake weather in May 2025

Expect 57°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Crater Lake in May. Check more long-term weather averages for Crater Lake in May before you book your next holiday to Oregon in 2025/2026.

  • 57°F maximum daytime temperature in May in Crater Lake57
    57°F max day temperature
  • 10 hours of sunshine per day
  • 9 days with some rainfall in May in Crater Lake9
    9 days with some rainfall
  • 27°F minimum night-time temperature in May in Crater Lake27
    27°F min night temperature
  • 15 hours of daylight per day in May in Crater Lake15
    15 hours of daylight per day
  • No heat & humidity in May in Crater Lake0
    No heat & humidity
  • 3.0 inches monthly rainfall in May in Crater Lake3.0
    3.0 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Crater Lake8
    8 (Very High) UV index

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The May weather guide for Oregon (Crater Lake) 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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How warm is it in Crater Lake in May?

Daytime temperatures usually reach 57°F in Crater Lake in May, falling to 27°F at night.

How sunny is it in Crater Lake in May?

There are normally 10 hours of bright sunshine each day in Crater Lake in May - that's 65% of daylight hours.

Does it rain in Crater Lake in May?

There are usually 9 days with some rain in Crater Lake in May and the average monthly rainfall is 3.0 inches.

Crater Lake May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:02 19:10
Friday, 16th May 2025 04:44 19:27
Saturday, 31st May 2025 04:33 19:41

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