Lunenburg Weather Forecast

    • 22
    • 35

    Chance Snow

    • 10
    • 29

    Chance Snow

    • 16
    • 25

    Slight Chance Snow Showers

    • 17
    • 31

    Partly Sunny

    • 26
    • 39

    Mostly Cloudy

    • 30
    • 46

    Chance Rain

Today 13 Dec Northern Worcester

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the lower 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 13 Dec Northern Worcester

Partly cloudy. Near steady temperature in the lower 20s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lunenburg Temperature Statistics

December Temperature

Fitchburg, Fitchburg Municipal Airport (3.1 miles)

  • Lowest 9 December, 2025

    1.9 °F

  • Average December

    26.2 °F

  • Highest 10 December, 2025

    42.1 °F

Climate (2020–Present)

Fitchburg, Fitchburg Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    61.7 °F
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