Acton Weather Forecast

    • 42
    • 70

    Sunny

    • 42
    • 70

    Sunny

    • 46
    • 71

    Sunny

    • 47
    • 72

    Mostly Sunny

    • 47
    • 74

    Mostly Sunny

Today 6 Dec Western San Gabriel Mountains and Highway 14 Corridor

Sunny. Highs from the mid 60s to around 70 at low Elevations to the upper 50s to mid 60s at high Elevations.

Tonight 6 Dec Western San Gabriel Mountains and Highway 14 Corridor

Clear. Lows in the mid 40s to lower 50s except around 40 Colder Valleys and Slopes. Northeast Winds around 15 Mph after midnight.

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Acton Temperature Statistics

December Temperature

Palmdale, Palmdale Production Flight Plant (12.4 miles)

  • Lowest 2 December, 2025

    30 °F

  • Average December

    45.3 °F

  • Highest 2 December, 2025

    62.1 °F

Climate (2020–Present)

Palmdale, Palmdale Production Flight Plant (12.4 miles)

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  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    64 °F

  • Average High 2020–2025

    78.2 °F
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