Grass Valley Weather Forecast
- 51
- 77
Becoming Sunny
- 45
- 65
Rain Showers Likely
- 41
- 52
Rain Showers
- 36
- 50
Chance Rain Showers
- 38
- 54
Rain Showers Likely
- 41
- 51
Rain Showers Likely
- 40
- 52
Chance Rain Showers
Today 25 Mar Motherlode
Sunny. Highs 74 to 84. Light Winds.
Tonight 25 Mar Motherlode
Clear. Lows 50 to 58. Light Winds.
Grass Valley Temperature Statistics
March Temperature
Nevada County Air Park (3.1 miles)
Lowest 14 March, 2025
30.2 °FAverage March
43.9 °FHighest 1 March, 2025
68 °F
Climate (2020–Present)
Nevada County Air Park (3.1 miles)
Average Low 2020–2025
51.9 °FAverage 2020–2025
60.3 °FAverage High 2020–2025
68.6 °F