Crystal Lake Weather Forecast
- 45
- 59
Sunny
- 47
- 57
Mostly Sunny
- 48
- 59
Sunny
- 48
- 59
Sunny
- 47
- 58
Mostly Sunny
- 47
- 58
Partly Sunny
Today 13 Jan Coastal North Bay Including Point Reyes National Seashore
Sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.
Tonight 13 Jan Coastal North Bay Including Point Reyes National Seashore
Mostly clear. Lows in the mid 40s. Northeast Winds around 5 Mph.
Crystal Lake Temperature Statistics
January Temperature
Novato / Gnoss Field (17.4 miles)
Lowest 9 January, 2026
35.6 °FAverage January
51.6 °FHighest 3 January, 2026
62.6 °F
Climate (2021–Present)
Novato / Gnoss Field (17.4 miles)
Average Low 2021–2026
46.3 °FAverage 2021–2026
57.4 °FAverage High 2021–2026
72.3 °F