Lewiston, ID Forecast Updated at: 3:47 pm PDT Oct 16, 2026

This Afternoon Sunny Hi 76 °F Sunny. High near 76, with temperatures falling to around 74 in the afternoon. East wind around 7 mph. Tonight Partly Cloudy Lo 46 °F Partly cloudy, with a low around 46. East wind 5 to 8 mph. Saturday Mostly Sunny Hi 75 °F Mostly sunny. High near 75, with temperatures falling to around 70 in the afternoon. North wind 3 to 17 mph, with gusts as high as 29 mph. Saturday Night Partly Cloudy Lo 43 °F Partly cloudy, with a low around 43. Northwest wind 0 to 12 mph, with gusts as high as 28 mph. Sunday Mostly Sunny Hi 68 °F Mostly sunny, with a high near 68. Northeast wind around 2 mph. Sunday Night Mostly Cloudy Lo 45 °F Mostly cloudy, with a low around 45. Monday Partly Sunny Hi 67 °F Partly sunny, with a high near 67. Monday Night Mostly Cloudy Lo 43 °F Mostly cloudy, with a low around 43. Tuesday Mostly Sunny Hi 64 °F Mostly sunny, with a high near 64. Tuesday Night Partly Cloudy Lo 40 °F Partly cloudy, with a low around 40. Wednesday Sunny Hi 66 °F Sunny, with a high near 66. Wednesday Night Partly Cloudy then Slight Chance Light Rain Lo 42 °F A slight chance of rain after 5am. Partly cloudy, with a low around 42. Chance of precipitation is 20%. Thursday Chance Light Rain Hi 65 °F A chance of rain. Mostly sunny, with a high near 65. Chance of precipitation is 30%. Thursday Night Chance Light Rain Lo 43 °F A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.

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