Crater Lake weather in August 2025

Expect 23°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Crater Lake in August. Check more long-term weather averages for Crater Lake in August before you book your next holiday to Oregon in 2025/2026.

  • 23°C maximum daytime temperature in August in Crater Lake23
    23°C max day temperature
  • 11 hours of sunshine per day
  • 6 days with some rainfall in August in Crater Lake6
    6 days with some rainfall
  • 2°C minimum night-time temperature in August in Crater Lake2
    2°C min night temperature
  • 14 hours of daylight per day in August in Crater Lake14
    14 hours of daylight per day
  • No heat & humidity in August in Crater Lake0
    No heat & humidity
  • 28 mm monthly rainfall in August in Crater Lake28
    28 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Crater Lake8
    8 (Very High) UV index

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The August 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 hot is it in Crater Lake in August?

Daytime temperatures usually reach 23°C in Crater Lake in August, falling to 2°C at night.

How sunny is it in Crater Lake in August?

There are normally 11 hours of bright sunshine each day in Crater Lake in August - that's 78% of daylight hours.

Does it rain in Crater Lake in August?

There are usually 6 days with some rain in Crater Lake in August and the average monthly rainfall is 28mm.

Crater Lake August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:00 19:29
Saturday, 16th August 2025 05:16 19:09
Sunday, 31st August 2025 05:32 18:44

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