Winchester Weather Forecast

    • 65
    • 82

    Mostly Sunny

    • 69
    • 85

    Chance Rain Showers

    • 63
    • 84

    Chance Rain Showers

    • 61
    • 79

    Partly Sunny

    • 68
    • 84

    Partly Sunny

    • 68
    • 87

    Partly Sunny

Today 26 Aug Southeast Middlesex

Mostly sunny. Near steady temperature in the lower 80s. South Winds around 5 Mph.

Tonight 26 Aug Southeast Middlesex

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 60s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchester Temperature Statistics

August Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 16 August, 2026

    50 °F

  • Average August

    73.1 °F

  • Highest 7 August, 2026

    91 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (8.1 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.7 °F
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