San Pablo Bay - Rat Rock Weather Forecast
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Rain
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Rain
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Rain
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Rain
Today 20 Dec North Bay Interior Valleys
Areas of fog in the morning. Rain. Highs in the 50s. South Winds up to 5 Mph. Becoming east around 5 Mph in the afternoon.
Tonight 20 Dec North Bay Interior Valleys
Rain. Lows in the upper 40s to mid 50s. South Winds 10 to 20 Mph. Gusts up to 35 Mph after midnight.
San Pablo Bay - Rat Rock Temperature Statistics
December Temperature
Novato / Gnoss Field (10.6 miles)
Lowest 2 December, 2025
37.4 °FAverage December
46.3 °FHighest 3 December, 2025
71.6 °F
Climate (2020–Present)
Novato / Gnoss Field (10.6 miles)
Average Low 2020–2025
46.2 °FAverage 2020–2025
57.4 °FAverage High 2020–2025
72.3 °F