Acton Weather Forecast

    • 71
    • 102

    Slight Chance Thunderstorms

    • 68
    • 102

    Slight Chance Thunderstorms

    • 66
    • 101

    Slight Chance Thunderstorms

    • 63
    • 100

    Chance Rain Showers

    • 60
    • 95

    Slight Chance Thunderstorms

    • 58
    • 93

    Mostly Sunny

Today 22 Aug Western San Gabriel Mountains and Highway 14 Corridor

Sunny in the Morning, then partly cloudy with a slight chance of Showers and Thunderstorms in the afternoon. Highs from 98 to 104 at low Elevations to the lower to mid 90s at high Elevations. Southwest Winds 15 to 25 Mph in the afternoon.

Tonight 22 Aug Western San Gabriel Mountains and Highway 14 Corridor

Mostly clear. Lows in the mid 70s to lower 80s except around 70 Colder Valleys and Slopes. Southwest Winds 15 to 25 Mph in the evening.

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Acton Temperature Statistics

August Temperature

Palmdale, Palmdale Production Flight Plant (12.4 miles)

  • Lowest 20 August, 2025

    62.1 °F
  • Average August

    83.3 °F
  • Highest 11 August, 2025

    106.6 °F

Climate (2020–Present)

Palmdale, Palmdale Production Flight Plant (12.4 miles)

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  • Average Low 2020–2025

    49.8 °F
  • Average 2020–2025

    64 °F
  • Average High 2020–2025

    78.5 °F
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