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Clearbrook, WA Weather Forecast
Clearbrook, WA Weather Forecast Date: 236 PM PDT Mon Sep 07 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... Partly cloudy until early morning then becoming mostly cloudy. Lows in the lower to mid 50s. Light wind.
Tuesday... Partly sunny in the morning then becoming sunny. Highs in the mid 60s to lower 70s. Light wind.
Tuesday Night... Mostly clear. Lows in the lower to mid 50s. Light wind.
Wednesday... Mostly sunny. Highs in the upper 60s to mid 70s. Light wind.
Wednesday Night... Mostly cloudy. Lows in the mid to upper 50s. Light wind becoming south to 10 mph after midnight.
Thursday... Mostly cloudy in the morning then becoming mostly sunny. Highs near 70.
Thursday Night... Partly cloudy. Lows in the lower 50s.
Friday... Mostly cloudy. A slight chance of rain in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Highs in the mid to upper 60s.
Friday Night... Mostly cloudy with a chance of rain. Lows in the lower 50s.
Saturday... Mostly cloudy with a chance of rain. Highs near 70.
Saturday Night... Partly cloudy. Lows in the lower 50s.
Sunday... Mostly sunny. Highs in the upper 60s to mid 70s.
Sunday Night... Partly cloudy. Lows in the lower 50s.
POP = Probability of Precipitation
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