North Waltham Weather Forecast

    • 55
    • 68

    Mostly Cloudy

    • 58
    • 72

    Partly Sunny

    • 65
    • 79

    Partly Sunny

    • 59
    • 82

    Slight Chance Rain Showers

    • 50
    • 69

    Partly Sunny

    • 50
    • 64

    Chance Rain

Today 29 Sep Southeast Middlesex

Mostly clear. Lows in the lower 40s. Highs in the upper 50s.

Tonight 29 Sep Southeast Middlesex

Mostly cloudy. Lows in the mid 50s. Light and variable Winds, becoming northwest around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

North Waltham Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (5.6 miles)

  • Lowest 25 September, 2026

    39 °F

  • Average September

    62.4 °F

  • Highest 4 September, 2026

    84 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (5.6 miles)

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  • Average Low 2021–2026

    41.1 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.6 °F
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