Crater Lake weather in May 2025

Expect 14°C 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.

  • 14°C maximum daytime temperature in May in Crater Lake14
    14°C max day temperature
  • 10 hours of sunshine per day
  • 9 days with some rainfall in May in Crater Lake9
    9 days with some rainfall
  • -3°C minimum night-time temperature in May in Crater Lake-3
    -3°C 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
  • 77 mm monthly rainfall in May in Crater Lake77
    77 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Crater Lake8
    8 (Very High) UV index

More about Crater Lake

Crater Lake by month

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Recommended for Oregon

  • Kids stay & eat for free at Marriot Bonvoy
  • Destinations include Europe, Middle East & Africa
  • Valid for up to 2 adults & 2 kids aged up to 12

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 / mm)  |  Imperial (°F / inches)

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How warm is it in Crater Lake in May?

Daytime temperatures usually reach 14°C in Crater Lake in May, falling to -3°C 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 77mm.

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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