Winchester Weather Forecast

    • 73
    • 92

    Chance Rain Showers

    • 72
    • 88

    Chance Rain Showers

    • 68
    • 90

    Mostly Sunny

    • 72
    • 90

    Partly Sunny

    • 68
    • 89

    Chance Rain Showers

    • 66
    • 85

    Chance Rain Showers

    • 64
    • 85

    Chance Rain Showers

Today 7 Aug Southeast Middlesex

Sunny, hot. Near steady temperature in the lower 90s. West Winds around 5 Mph.

Tonight 7 Aug Southeast Middlesex

Partly cloudy this Evening, then mostly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 70s. Southwest Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchester Temperature Statistics

August Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 4 August, 2026

    60.1 °F

  • Average August

    74.6 °F

  • Highest 1 August, 2026

    87.1 °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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