Today 12 Apr San Francisco Bay Shoreline
Partly cloudy in the morning then becoming sunny. Highs in the upper 60s to mid 70s. Light Winds. Becoming northwest 10 to 20 Mph in the afternoon.
Tonight 12 Apr San Francisco Bay Shoreline
Mostly clear. Lows in the upper 40s. West Winds 5 to 15 Mph.
Castro Valley Temperature Statistics
Hayward, Hayward Air Terminal (3.1 miles)
Lowest 2 April, 202148.9 °F
Average April54.4 °F
Highest 1 April, 202182 °F
Hayward, Hayward Air Terminal (3.1 miles)Take a look at our website widgetsAvailable free! Find Out More
Average Low 2010–Present51.8 °F
Average 2010–Present58.9 °F
Average High 2010–Present68.2 °F