San Francisco Bay - Richmond San Rafael Bridge Weather Forecast
- 60
- 74
Increasing Clouds
- 61
- 65
Chance Rain Showers
- 60
- 66
Chance Rain Showers
- 60
- 68
Mostly Sunny
- 61
- 72
Sunny
- 62
- 73
Slight Chance Rain Showers
Today 17 Sep North Bay Interior Valleys
Sunny. Highs in the lower 80s to mid 90s. Southwest Winds 5 to 15 Mph.
Tonight 17 Sep North Bay Interior Valleys
Partly cloudy. Lows in the 50s to mid 60s. West Winds 5 to 15 Mph.
San Francisco Bay - Richmond San Rafael Bridge Temperature Statistics
September Temperature
Novato / Gnoss Field (14.9 miles)
Lowest 1 September, 2025
51.8 °FAverage September
66 °FHighest 1 September, 2025
89.6 °F
Climate (2020–Present)
Novato / Gnoss Field (14.9 miles)
Average Low 2020–2025
46 °FAverage 2020–2025
57.5 °FAverage High 2020–2025
72.6 °F