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Hamilton, Washington

Current conditions and the National Weather Service 7-day forecast for Hamilton, Washington — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 49°F. Sunday Aug 30: a high near 67°F and a low around 49°F. The wettest day looks like Saturday Aug 29, near 0.01 in. Highs over the period run 66°F to 77°F.

National Weather Service forecast for Hamilton, Washington
DayHighLowPrecip
Saturday Aug 2949°0.01 in
Sunday Aug 3067°49°
Monday Aug 3177°53°
Tuesday Sep 173°53°
Wednesday Sep 266°52°
Thursday Sep 368°50°
Friday Sep 470°51°
Saturday Sep 574°

NOAA NWS NDFD 2.5 km, run 2026-08-29 23:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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