North Waltham Weather Forecast

    • 65
    • 80

    Chance Rain Showers

    • 52
    • 77

    Mostly Sunny

    • 53
    • 65

    Chance Rain Showers

    • 53
    • 64

    Rain Showers Likely

    • 53
    • 64

    Chance Rain Showers

    • 52
    • 64

    Slight Chance Rain Showers

Today 17 Sep Southeast Middlesex

Partly sunny in the Morning, then mostly cloudy with a slight chance of Showers in the afternoon. Humid with Highs around 80. Southeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 17 Sep Southeast Middlesex

Mostly cloudy with a 50 percent chance of Showers. Humid with Lows in the mid 60s. South Winds 5 to 10 Mph, becoming west after midnight.

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  • Temperature Forecast NOAA

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North Waltham Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (5.6 miles)

  • Lowest 12 September, 2026

    44.1 °F
  • Average September

    66 °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

    41.2 °F
  • Average 2021–2026

    51.6 °F
  • Average High 2021–2026

    61.7 °F
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