Weather forecast for: Sumner WA
Last Update: 11:26 am PDT Oct 22, 2026
This Afternoon: Mostly sunny, with a high near 61. Light north wind.
Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Calm wind.
Friday: Mostly cloudy, then gradually becoming sunny, with a high near 59. Calm wind.
Friday Night: Mostly clear, with a low around 35. Calm wind.
Saturday: Partly sunny, with a high near 59. Calm wind.
Saturday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 41.
Sunday: A 50 percent chance of rain. Partly sunny, with a high near 61.
Sunday Night: A chance of rain. Mostly cloudy, with a low around 40.
Monday: A slight chance of rain. Partly sunny, with a high near 62.
Monday Night: A chance of rain. Mostly cloudy, with a low around 40.
Tuesday: A slight chance of rain. Mostly cloudy, with a high near 61.
Tuesday Night: A slight chance of rain. Mostly cloudy, with a low around 39.
Wednesday: A slight chance of rain. Partly sunny, with a high near 61.