Climate in Astoria

Astoria's climate runs a real, genuine marine pattern -- mild year-round temperatures, substantial rainfall, and consistently high humidity typical of the North Oregon Coast.

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Genuinely mild, narrow temperatures year-round

Astoria's annual temperature typically runs 38°F-69°F, rarely falling below 29°F or exceeding 77°F -- a January average high of 46°F against an August average high of 67.6°F.

Substantial rainfall and consistently high humidity

Astoria receives a real, disclosed 81 inches of annual precipitation, concentrated in November (roughly 14 inches), with humidity running consistently high (81%-84%) -- genuinely damp, cloudy winters, though snowfall stays typically light.

A genuinely dry, mild summer season

Astoria's July rainfall averages just roughly 1.1 inches, and August's average high (67.6°F) stays genuinely mild -- a real, welcome contrast to the wetter months.

Key takeaways

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Last reviewed: 2026-08-25. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.