Mammoth Lakes weather in May 2025

Expect 55°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Mammoth Lakes in May. Check more long-term weather averages for Mammoth Lakes in May before you book your next holiday to California in 2025/2026.

  • 55°F maximum daytime temperature in May in Mammoth Lakes55
    55°F max day temperature
  • 11 hours of sunshine per day
  • 5 days with some rainfall in May in Mammoth Lakes5
    5 days with some rainfall
  • 28°F minimum night-time temperature in May in Mammoth Lakes28
    28°F min night temperature
  • 14 hours of daylight per day in May in Mammoth Lakes14
    14 hours of daylight per day
  • No heat & humidity in May in Mammoth Lakes0
    No heat & humidity
  • 1.3 inches monthly rainfall in May in Mammoth Lakes1.3
    1.3 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Mammoth Lakes9
    9 (Very High) UV index

More about Mammoth Lakes

Mammoth Lakes by month

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The May weather guide for California (Mammoth Lakes) 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 California

How warm is it in Mammoth Lakes in May?

Daytime temperatures usually reach 55°F in Mammoth Lakes in May, falling to 28°F at night.

How sunny is it in Mammoth Lakes in May?

There are normally 11 hours of bright sunshine each day in Mammoth Lakes in May - that's 75% of daylight hours.

Does it rain in Mammoth Lakes in May?

There are usually 5 days with some rain in Mammoth Lakes in May and the average monthly rainfall is 1.3 inches.

Mammoth Lakes May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:00 18:47
Friday, 16th May 2025 04:45 19:00
Saturday, 31st May 2025 04:36 19:11

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