Grass Valley Weather Forecast
- 34
- 51
Partly Sunny
- 38
- 55
Mostly Sunny
- 35
- 59
Sunny
- 38
- 60
Sunny
- 39
- 61
Mostly Sunny
- 41
- 62
Partly Sunny
- 39
- 59
Partly Sunny
Today 22 Jan Motherlode
Mostly clear. Lows 31 to 39. Light Winds.
Grass Valley Temperature Statistics
January Temperature
Nevada County Air Park (3.1 miles)
Lowest 1 January, 2019
26.6 °FAverage January
44 °FHighest 11 January, 2019
57.2 °F
Climate (2011–Present)
Nevada County Air Park (3.1 miles)
Average Low 2011–Present
49.1 °FAverage 2011–Present
56.4 °FAverage High 2011–Present
63.6 °F