Grass Valley, Oregon | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    Sunny
    78°
    Forecast night icon
    Night
    Windy
    48°
    Sunday 5/12
    Day
    78°
    Sunny
    Forecast day icon
    Night
    48°
    Windy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s to lower 80s. West wind 5 to 15 mph. Gusts up to 30 mph in the afternoon.
    Night Details
    Clear. Lows in the mid 40s to lower 50s. Windy. West wind 15 to 25 mph with gusts to around 35 mph decreasing to 5 to 15 mph with gusts to around 25 mph overnight.
  • Forecast day icon
    Monday
    Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    43°
    Monday 5/13
    Day
    69°
    Sunny
    Forecast day icon
    Night
    43°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 60s to mid 70s. West wind 5 to 15 mph. Gusts up to 25 mph increasing to 35 mph in the afternoon.
    Night Details
    Mostly clear. Lows in the lower to mid 40s. Breezy. West wind 10 to 20 mph with gusts to around 40 mph.
  • Forecast day icon
    Tuesday
    Sunny
    72°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Tuesday 5/14
    Day
    72°
    Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower to mid 70s. West wind 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    78°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Wednesday 5/15
    Day
    78°
    Mostly Sunny
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.
    Night Details
    Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    80°
    Forecast night icon
    Night
    Windy
    45°
    Thursday 5/16
    Day
    80°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Windy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.
    Night Details
    Windy clear. Lows in the 40s.
  • Forecast day icon
    Friday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    39°
    Friday 5/17
    Day
    69°
    Sunny
    Forecast day icon
    Night
    39°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Breezy clear. Highs in the mid 60s to lower 70s. Lows in the 40s.
    Night Details
    Breezy clear. Highs in the mid 60s to lower 70s. Lows in the 40s.
  • Forecast day icon
    Saturday
    Sunny
    63°
    Forecast night icon
    Night
    Clear
    45°
    Saturday 5/18
    Day
    63°
    Sunny
    Forecast day icon
    Night
    45°
    Clear
    Forecast night icon
    Day Details
    Breezy clear. Highs in the mid 60s to lower 70s. Lows in the 40s.
    Night Details
    Clear. Low temperature around 45F. Dew point will be around 36F with an average humidity of 58%. Winds will be 8 mph from the NW.
  • Forecast day icon
    Sunday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    43°
    Sunday 5/19
    Day
    69°
    Sunny
    Forecast day icon
    Night
    43°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 69F. Dew point will be around 40F with an average humidity of 46%. Winds will be 8 mph from the NW.
    Night Details
    Clear. Low temperature around 43F. Dew point will be around 38F with an average humidity of 62%. Winds will be 9 mph from the NW.
  • Forecast day icon
    Monday
    Sunny
    65°
    Forecast night icon
    Night
    Clear
    41°
    Monday 5/20
    Day
    65°
    Sunny
    Forecast day icon
    Night
    41°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 65F. Dew point will be around 40F with an average humidity of 50%. Winds will be 10 mph from the NW.
    Night Details
    Clear. Low temperature around 41F. Dew point will be around 36F with an average humidity of 64%. Winds will be 11 mph from the NW.
  • Forecast day icon
    Tuesday
    Sunny
    62°
    Forecast night icon
    Night
    Clear
    40°
    Tuesday 5/21
    Day
    62°
    Sunny
    Forecast day icon
    Night
    40°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 62F. Dew point will be around 39F with an average humidity of 53%. Winds will be 13 mph from the W.
    Night Details
    Clear. Low temperature around 40F. Dew point will be around 36F with an average humidity of 67%. Winds will be 12 mph from the NW.