Winchester Weather Forecast

    • 26
    • 27

    Snow Likely

    • 21
    • 41

    Partly Sunny

    • 4
    • 30

    Partly Sunny

    • 4
    • 14

    Chance Snow

    • 11
    • 18

    Chance Snow

    • 10
    • 23

    Chance Snow

Today 21 Jan Southeast Middlesex

Sunny this Morning, then becoming partly sunny. Highs in the upper 20s. Southwest Winds 5 to 10 Mph.

Tonight 21 Jan Southeast Middlesex

Mostly cloudy. Snow Likely, mainly in the evening. Little or no snow accumulation. Not as cool with Lows in the mid 20s. Temperature rising into the mid 30s after midnight. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight. Chance of snow 60 percent.

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Winchester Temperature Statistics

January Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 5 January, 2026

    10 °F

  • Average January

    30.5 °F

  • Highest 15 January, 2026

    51.1 °F

Climate (2021–Present)

Laurence G Hanscom Field Airport (8.1 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    61.8 °F
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