North Arm Weather Forecast

    • 66
    • 88

    Chance Rain Showers

    • 63
    • 78

    Chance Rain Showers

    • 63
    • 85

    Mostly Sunny

    • 64
    • 88

    Sunny

    • 66
    • 92

    Mostly Sunny

    • 63
    • 88

    Slight Chance Thunderstorms

Today 18 Sep Northern San Joaquin Valley

Mostly cloudy. Highs 83 to 91. Light Winds becoming south up to 10 Mph in the afternoon.

Tonight 18 Sep Northern San Joaquin Valley

Cloudy. A slight chance of rain Showers in the Evening, then a chance of rain Showers after midnight. Lows 63 to 69. Southwest Winds up to 10 Mph in the evening becoming light.

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North Arm Temperature Statistics

September Temperature

Sacramento Mather Airport (30.4 miles)

  • Lowest 7 September, 2025

    55.4 °F

  • Average September

    72.2 °F

  • Highest 1 September, 2025

    102.2 °F

Climate (2020–Present)

Sacramento Mather Airport (30.4 miles)

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  • Average Low 2020–2025

    48.4 °F

  • Average 2020–2025

    61.6 °F

  • Average High 2020–2025

    75.5 °F
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