North Waltham Weather Forecast

    • 62
    • 86

    Rain Showers Likely

    • 62
    • 79

    Chance Rain Showers

    • 63
    • 74

    Rain Showers

    • 63
    • 81

    Chance Rain Showers

    • 59
    • 82

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

Today 20 Aug Southeast Middlesex

Mostly sunny. Highs in the mid 80s. Northwest Winds around 5 Mph, becoming southwest around 5 Mph.

Tonight 20 Aug Southeast Middlesex

Mostly cloudy. Showers Likely, mainly in the evening. Lows in the lower 60s. North Winds around 5 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

North Waltham Temperature Statistics

August Temperature

Laurence G Hanscom Field Airport (5.6 miles)

  • Lowest 16 August, 2026

    50 °F

  • Average August

    74.2 °F

  • Highest 7 August, 2026

    91 °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

    51.7 °F

  • Average High 2021–2026

    61.7 °F
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