Tyngsboro Weather Forecast

    • 16
    • 36

    Increasing Clouds

    • 3
    • 24

    Mostly Sunny

    • 22
    • 31

    Slight Chance Snow

    • 29
    • 41

    Chance Rain

    • 21
    • 38

    Slight Chance Snow

    • 17
    • 35

    Chance Rain/Snow

Today 7 Dec Central Middlesex County

Sunny this Morning, then becoming partly sunny. Highs in the upper 30s. Northwest Winds around 5 Mph, becoming southwest this afternoon.

Tonight 7 Dec Central Middlesex County

Mostly cloudy in the Evening, then clearing. Lows around 18. Southwest Winds 5 to 10 Mph, becoming west with Gusts up to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tyngsboro Temperature Statistics

December Temperature

Nashua - Boire Field Airport (8.1 miles)

  • Lowest 5 December, 2025

    1.9 °F

  • Average December

    26.2 °F

  • Highest 1 December, 2025

    39.2 °F

Climate (2020–Present)

Nashua - Boire Field Airport (8.1 miles)

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  • Average Low 2020–2025

    41.1 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    60.8 °F
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