Winchester Weather Forecast

    • 41
    • 73

    Increasing Clouds

    • 29
    • 54

    Mostly Sunny

    • 41
    • 58

    Mostly Sunny

    • 52
    • 68

    Mostly Sunny

    • 42
    • 72

    Mostly Sunny

    • 41
    • 63

    Partly Sunny

    • 48
    • 63

    Partly Sunny

Today 26 Oct Southeast Middlesex

Mostly cloudy with a 30 percent chance of Showers. Highs in the mid 60s.

Tonight 26 Oct Southeast Middlesex

Mostly clear. Lows in the lower 40s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchester Temperature Statistics

October Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 18 October, 2026

    25 °F

  • Average October

    52.9 °F

  • Highest 2 October, 2026

    82.9 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (8.1 miles)

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  • Average Low 2021–2026

    41 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.6 °F
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