Coolidge Corner South Side Weather Forecast

    • 22
    • 45

    Mostly Sunny

    • 25
    • 34

    Chance Snow

    • 31
    • 38

    Rain/Snow

    • 25
    • 37

    Partly Sunny

    • 28
    • 39

    Chance Snow

    • 23
    • 41

    Chance Rain

Today 21 Dec Suffolk

Sunny. Highs in the mid 40s. Temperature falling into the mid 30s this afternoon. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 21 Dec Suffolk

Mostly clear. Cooler with Lows in the lower 20s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Coolidge Corner South Side Temperature Statistics

December Temperature

Boston, Logan International Airport (5.6 miles)

  • Lowest 5 December, 2025

    12 °F

  • Average December

    32.6 °F

  • Highest 19 December, 2025

    59 °F

Climate (2020–Present)

Boston, Logan International Airport (5.6 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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