Winchester Weather Forecast

    • 50
    • 68

    Increasing Clouds

    • 60
    • 76

    Partly Sunny

    • 62
    • 77

    Chance Rain Showers

    • 50
    • 75

    Partly Sunny

    • 54
    • 68

    Chance Rain Showers

    • 55
    • 71

    Chance Rain Showers

Today 15 Sep Northern Litchfield

Sunny. Highs in the upper 60s. Northeast Winds around 5 Mph, becoming south in the afternoon.

Tonight 15 Sep Northern Litchfield

Clear, cooler. Near steady temperature in the upper 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winchester Temperature Statistics

September Temperature

Windsor Locks, Bradley International Airport (21.1 miles)

  • Lowest 7 September, 2026

    48.7 °F

  • Average September

    68.8 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Windsor Locks, Bradley International Airport (21.1 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    63.4 °F
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