Waltham Weather Forecast

    • 39
    • 62

    Mostly Sunny

    • 42
    • 59

    Rain Showers Likely

    • 40
    • 50

    Rain Showers Likely

    • 34
    • 51

    Partly Sunny

    • 34
    • 51

    Mostly Cloudy

    • 33
    • 50

    Mostly Cloudy

Today 26 Oct Mower

Mostly sunny. Highs in the lower 60s. Southeast Winds 10 to 15 Mph.

Tonight 26 Oct Mower

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 30s. Southeast Winds 5 to 10 Mph.

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Waltham Temperature Statistics

October Temperature

Austin Municipal (10.6 miles)

  • Lowest 24 October, 2025

    26.6 °F

  • Average October

    56.2 °F

  • Highest 3 October, 2025

    89.6 °F

Climate (2020–Present)

Austin Municipal (10.6 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    57.5 °F
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