Today 28 Nov North Bay Interior Valleys
Sunny. Areas of frost in the morning. Highs in the 50s to upper 60s. Northeast Winds 5 to 10 Mph. Becoming southwest in the afternoon.
Tonight 28 Nov North Bay Interior Valleys
Mostly clear in the evening then becoming partly cloudy. Areas of frost after midnight. Lows in the upper 20s to mid 40s. North Winds up to 5 Mph.
St Helena Temperature Statistics
Petaluma Municipal Airport (18 miles)
Lowest 9 November, 202028.4 °F
Average November50.9 °F
Highest 2 November, 202084.2 °F
Petaluma Municipal Airport (18 miles)Take a look at our website widgetsAvailable free! Find Out More
Average Low 2011–Present46.1 °F
Average 2011–Present57 °F
Average High 2011–Present71.3 °F