South Arm Weather Forecast

    • 47
    • 53

    Rain

    • 45
    • 51

    Rain

    • 44
    • 53

    Mostly Cloudy

    • 38
    • 50

    Chance Rain

    • 34
    • 48

    Partly Sunny

    • 36
    • 48

    Mostly Sunny

Today 4 Jan Northern San Joaquin Valley

Rain. Highs 51 to 56. Southeast Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 4 Jan Northern San Joaquin Valley

Cloudy. Rain likely in the Evening, then a chance of rain after midnight. Lows 44 to 49. South Winds around 10 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Arm Temperature Statistics

January Temperature

Sacramento Mather Airport (31.7 miles)

  • Lowest 1 January, 2026

    48.2 °F

  • Average January

    54.6 °F

  • Highest 1 January, 2026

    62.6 °F

Climate (2021–Present)

Sacramento Mather Airport (31.7 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    61.7 °F

  • Average High 2021–2026

    75.3 °F
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