Astoria weather in May 2025

Expect 59°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Astoria in May. Check more long-term weather averages for Astoria in May before you book your next holiday to Oregon in 2025/2026.

  • 59°F maximum daytime temperature in May in Astoria59
    59°F max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in May in Astoria15
    15 days with some rainfall
  • 43°F minimum night-time temperature in May in Astoria43
    43°F min night temperature
  • 15 hours of daylight per day in May in Astoria15
    15 hours of daylight per day
  • No heat & humidity in May in Astoria0
    No heat & humidity
  • 3.3 inches monthly rainfall in May in Astoria3.3
    3.3 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Astoria6
    6 (High) UV index
  • 54°F sea temperature in May in Astoria54
    54°F sea temperature

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The May weather guide for Oregon (Astoria) 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 Astoria in May?

Daytime temperatures usually reach 59°F in Astoria in May, falling to 43°F at night.

How sunny is it in Astoria in May?

There are normally 8 hours of bright sunshine each day in Astoria in May - that's 51% of daylight hours.

How warm is the sea around Astoria in May?

The average sea temperature around Astoria in May is 54°F.

Does it rain in Astoria in May?

There are usually 15 days with some rain in Astoria in May and the average monthly rainfall is 3.3 inches.

Astoria May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:01 19:24
Friday, 16th May 2025 04:41 19:43
Saturday, 31st May 2025 04:28 19:59

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