Weather forecast for: Ketchum ID
Last Update: 12:31 am MDT Sep 25, 2026
Overnight: Clear, with a low around 44. Northeast wind 3 to 5 mph.
Friday: Sunny, with a high near 73. Northeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.
Friday Night: Mostly clear, with a low around 35. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Saturday: Mostly cloudy, with a high near 64. Light and variable wind becoming south southwest 5 to 8 mph in the afternoon.
Saturday Night: Mostly cloudy, with a low around 39. South wind around 5 mph becoming calm in the evening.
Sunday: A 20 percent chance of rain before noon. Mostly cloudy, with a high near 67.
Sunday Night: Mostly cloudy, with a low around 39.
Monday: Mostly sunny, with a high near 66.
Monday Night: Mostly clear, with a low around 35.
Tuesday: Sunny, with a high near 67.
Tuesday Night: Mostly clear, with a low around 36.
Wednesday: Sunny, with a high near 68.
Wednesday Night: Mostly clear, with a low around 36.
Thursday: Sunny, with a high near 67.