Pine Grove Reservoir Weather Forecast
- 60
- 88
Chance Rain Showers
- 57
- 73
Chance Rain Showers
- 58
- 81
Mostly Sunny
- 60
- 84
Sunny
- 63
- 90
Mostly Sunny
- 58
- 84
Slight Chance Thunderstorms
Today 18 Sep Motherlode
Mostly cloudy. Highs 81 to 91. Light Winds becoming south up to 10 Mph in the afternoon.
Tonight 18 Sep Motherlode
Cloudy with a chance of rain Showers. Lows 58 to 66. Light Winds.
Pine Grove Reservoir Temperature Statistics
September Temperature
Nevada County Air Park (9.3 miles)
Lowest 10 September, 2025
55.4 °FAverage September
71.4 °FHighest 2 September, 2025
95 °F
Climate (2020–Present)
Nevada County Air Park (9.3 miles)
Average Low 2020–2025
52 °FAverage 2020–2025
60.4 °FAverage High 2020–2025
68.8 °F