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About Peace Arch State ParkPeace Arch State Park, WA 7-Day Night Weather Forecast
19 A Street, Blaine, WA 98231 (360) 332-8221Quick Weather Clicks
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Peace Arch State Park, WA Weather Forecast
Peace Arch State Park, WA Weather Forecast Date: 236 PM PDT Tue Aug 04 2026
The area/counties/county of: Lowlands Of Western Whatcom County, including the cities of: Bellingham, Sumas, Blaine, and Lynden.or toggle through each period.
Tonight... Mostly clear. Patchy smoke until early morning. Lows in the mid 50s to lower 60s. West wind to 10 mph becoming south after midnight.
Wednesday... Sunny. Patchy smoke through the day. Highs in the upper 70s to mid 80s. North wind to 10 mph becoming west in the afternoon.
Wednesday Night... Mostly clear. Patchy smoke in the evening. Lows in the mid 50s to lower 60s. Light wind.
Thursday... Sunny. Highs in the upper 70s to mid 80s. Light wind.
Thursday Night... Mostly clear. Lows near 60. Light wind.
Friday... Sunny. Highs in the upper 70s to mid 80s.
Friday Night... Mostly clear. Lows in the upper 50s.
Saturday... Mostly sunny. Highs in the mid 70s to lower 80s.
Saturday Night... Mostly clear. Lows in the mid to upper 50s.
Sunday... Sunny. Highs in the 70s.
Sunday Night... Mostly clear. Lows in the mid to upper 50s.
Monday... Sunny. Highs in the mid to upper 70s.
Monday Night... Mostly clear. Lows in the mid to upper 50s.
POP = Probability of Precipitation
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