Astoria weather in May 2025

Expect 15°C 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.

  • 15°C maximum daytime temperature in May in Astoria15
    15°C max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in May in Astoria15
    15 days with some rainfall
  • 6°C minimum night-time temperature in May in Astoria6
    6°C 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
  • 85 mm monthly rainfall in May in Astoria85
    85 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Astoria6
    6 (High) UV index
  • 12°C sea temperature in May in Astoria12
    12°C 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 / mm)  |  Imperial (°F / inches)

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How warm is it in Astoria in May?

Daytime temperatures usually reach 15°C in Astoria in May, falling to 6°C 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 12°C.

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 85mm.

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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