Weather forecast for: Grass Valley CA
Last Update: 11:31 pm PDT Sep 12, 2026
Overnight: Clear, with a low around 51. Light southeast wind.
Sunday: Widespread haze between 9am and noon. Sunny, with a high near 72. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night: Clear, with a low around 53. Calm wind becoming east northeast around 6 mph after midnight.
Monday: Sunny, with a high near 81. East northeast wind 5 to 7 mph becoming light and variable.
Monday Night: Clear, with a low around 55. Light and variable wind.
Tuesday: Sunny, with a high near 81.
Tuesday Night: Clear, with a low around 56.
Wednesday: Sunny, with a high near 81.
Wednesday Night: Clear, with a low around 56.
Thursday: Sunny, with a high near 83.
Thursday Night: Clear, with a low around 57.
Friday: Sunny, with a high near 85.
Friday Night: Clear, with a low around 56.
Saturday: Sunny, with a high near 83.