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City of St. Helens, ORSt. Helens, OR 7-Day Night Weather Forecast
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St. Helens, OR Weather Forecast
St. Helens, OR Weather Forecast Date: 501 PM PDT Tue Aug 04 2026
The area/counties/county of: Lower Columbia River, including the cities of: Scappoose, St. Helens, Rainier, and Clatskanie.or toggle through each period.
Tonight... Mostly clear. Areas of smoke. Lows in the lower 60s. Northwest wind 5 to 10 mph.
Wednesday... Sunny. Areas of smoke. Highs in the mid 90s. Winds light.
Wednesday Night... Mostly clear. Patchy smoke. Lows around 60. Northwest wind 5 to 10 mph.
Thursday... Sunny. Highs in the mid 90s. Winds light.
Thursday Night... Mostly clear. Lows in the upper 50s. Northwest wind 5 to 10 mph.
Friday... Sunny. Highs in the lower 90s.
Friday Night... Clear. Lows in the upper 50s.
Saturday... Sunny. Highs in the mid 80s.
Saturday Night... Mostly clear. Lows in the mid 50s.
Sunday... Mostly sunny. Highs around 80.
Sunday Night... Mostly clear. Lows in the mid 50s.
Monday... Mostly sunny. Highs in the lower 80s.
Monday Night... Mostly clear. Lows in the mid 50s.
POP = Probability of Precipitation
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