Rockville Weather Forecast

    • 21
    • 42

    Partly Sunny

    • 25
    • 34

    Chance Snow

    • 29
    • 37

    Snow

    • 24
    • 37

    Mostly Cloudy

    • 27
    • 38

    Chance Snow

    • 22
    • 40

    Chance Rain

Today 21 Dec Tolland

Mostly sunny. Highs in the lower 40s. Temperature falling into the lower 30s this afternoon. Southwest Winds 10 to 15 Mph, becoming northwest 15 to 20 Mph this afternoon. Gusts up to 35 Mph.

Tonight 21 Dec Tolland

Partly cloudy in the Evening, then clearing. Lows in the lower 20s. Northwest Winds around 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rockville Temperature Statistics

December Temperature

Windsor Locks, Bradley International Airport (12.4 miles)

  • Lowest 5 December, 2025

    6.1 °F

  • Average December

    29.1 °F

  • Highest 19 December, 2025

    57.9 °F

Climate (2020–Present)

Windsor Locks, Bradley International Airport (12.4 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    63.4 °F
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