Bethel Island Weather Forecast

    • 34
    • 57

    Mostly Sunny

    • 36
    • 53

    Rain Showers Likely

    • 31
    • 53

    Mostly Sunny

    • 42
    • 52

    Rain

    • 44
    • 53

    Rain

    • 41
    • 55

    Rain Likely

    • 40
    • 55

    Chance Rain

Today 23 Jan East Bay Interior Valleys

Partly cloudy late in the morning then becoming sunny. Highs in the upper 50s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bethel Island Temperature Statistics

January Temperature

Concord, Buchanan Field (22.4 miles)

  • Lowest 9 January, 2021

    36 °F
  • Average January

    51.5 °F
  • Highest 18 January, 2021

    78.1 °F

Climate (2010–Present)

Concord, Buchanan Field (22.4 miles)

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  • Average Low 2010–Present

    51.6 °F
  • Average 2010–Present

    62 °F
  • Average High 2010–Present

    74.9 °F
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