Agate Beach Weather Forecast
- 51
- 57
Rain Showers
- 49
- 55
Rain Showers
- 46
- 55
Rain Showers
- 42
- 53
Slight Chance Rain Showers
- 41
- 52
Mostly Sunny
- 41
- 54
Mostly Sunny
- 43
- 54
Mostly Sunny
Today 24 Dec Coastal North Bay Including Point Reyes National Seashore
A slight chance of Showers late in the Morning, then Showers likely and a chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the upper 50s. South Winds 10 to 20 Mph. Gusts up to 45 Mph in the afternoon.
Tonight 24 Dec Coastal North Bay Including Point Reyes National Seashore
Breezy. Showers and a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Lows in the lower 50s. South Winds 20 to 30 Mph. Gusts up to 50 Mph increasing to 60 Mph after midnight.
Agate Beach Temperature Statistics
December Temperature
Novato / Gnoss Field (18.6 miles)
Lowest 2 December, 2025
37.4 °FAverage December
48.8 °FHighest 3 December, 2025
71.6 °F
Climate (2020–Present)
Novato / Gnoss Field (18.6 miles)
Average Low 2020–2025
46.2 °FAverage 2020–2025
57.4 °FAverage High 2020–2025
72.3 °F