Pine Grove Reservoir Weather Forecast
- 48
- 70
Rain Likely
- 46
- 61
Rain
- 44
- 67
Chance Rain
- 43
- 71
Mostly Sunny
- 44
- 70
Mostly Sunny
- 43
- 69
Mostly Sunny
- 43
- 70
Partly Sunny
Today 21 Oct Northern Motherlode Between 1000-3000 ft
Mostly cloudy. A chance of rain late in the morning. A chance of rain Showers early in the afternoon. A slight chance of Thunderstorms in the afternoon. A slight chance of rain Showers late in the afternoon. Highs 66 to 72. Light Winds.
Tonight 21 Oct Northern Motherlode Between 1000-3000 ft
Mostly cloudy. Rain Showers likely and a slight chance of Thunderstorms early in the Evening, then rain likely late in the evening. A chance of rain after midnight. Lows 46 to 54. Light Winds.
Pine Grove Reservoir Temperature Statistics
October Temperature
Nevada County Air Park (9.3 miles)
Lowest 12 October, 2026
44.6 °FAverage October
71.2 °FHighest 3 October, 2026
91.4 °F
Climate (2021–2026)
Nevada County Air Park (9.3 miles)
Average Low 2021–2026
52.3 °FAverage 2021–2026
60.3 °FAverage High 2021–2026
68.5 °F