Walla Walla, WA Forecast Updated at: 3:01 pm PDT Oct 16, 2026

This Afternoon Mostly Sunny Hi 74 °F Mostly sunny. High near 74, with temperatures falling to around 72 in the afternoon. West wind around 5 mph. Tonight Partly Cloudy Lo 50 °F Partly cloudy, with a low around 50. Southeast wind 5 to 9 mph. Saturday Mostly Sunny Hi 70 °F Mostly sunny. High near 70, with temperatures falling to around 67 in the afternoon. Southwest wind 8 to 17 mph, with gusts as high as 24 mph. Saturday Night Partly Cloudy Lo 41 °F Partly cloudy, with a low around 41. South wind 0 to 8 mph. Sunday Sunny Hi 64 °F Sunny, with a high near 64. Northwest wind 0 to 6 mph. Sunday Night Mostly Cloudy Lo 43 °F Mostly cloudy, with a low around 43. Monday Mostly Cloudy Hi 60 °F Mostly cloudy, with a high near 60. Monday Night Mostly Cloudy Lo 42 °F Mostly cloudy, with a low around 42. Tuesday Mostly Sunny Hi 62 °F Mostly sunny, with a high near 62. Tuesday Night Mostly Clear Lo 39 °F Mostly clear, with a low around 39. Wednesday Sunny Hi 63 °F Sunny, with a high near 63. Wednesday Night Mostly Clear Lo 42 °F Mostly clear, with a low around 42. Thursday Slight Chance Rain Showers Hi 62 °F A slight chance of rain showers after 11am. Mostly sunny, with a high near 62. Thursday Night Slight Chance Rain Showers Lo 41 °F A slight chance of rain showers before 5am. Partly cloudy, with a low around 41.

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