Winchester Weather Forecast

    • 64
    • 83

    Mostly Sunny

    • 64
    • 85

    Rain Showers Likely

    • 62
    • 76

    Rain Showers

    • 62
    • 76

    Chance Thunderstorms

    • 65
    • 80

    Slight Chance Thunderstorms

    • 68
    • 85

    Partly Sunny

Today 27 Jul Southeast Middlesex

Sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.

Tonight 27 Jul Southeast Middlesex

Mostly clear. Lows in the mid 60s. Southeast Winds around 5 Mph, becoming south after midnight.

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Winchester Temperature Statistics

July Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 20 July, 2026

    51.1 °F

  • Average July

    73.7 °F

  • Highest 2 July, 2026

    98.1 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (8.1 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    61.7 °F
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