Grundy Lake Number One Weather Forecast

    • 68
    • 85

    Chance Thunderstorms

    • 70
    • 85

    Chance Thunderstorms

    • 69
    • 87

    Chance Thunderstorms

    • 70
    • 86

    Rain Showers Likely

    • 70
    • 84

    Rain Showers Likely

    • 70
    • 84

    Rain Showers Likely

    • 70
    • 83

    Rain Showers Likely

Today 13 Jul Grundy

Mostly sunny with a chance of Showers and Thunderstorms. Highs in the mid 80s. West Winds around 5 Mph. Chance of rain 50 percent.

Tonight 13 Jul Grundy

Partly cloudy with a slight chance of Showers and Thunderstorms this Evening, then mostly clear after midnight. Lows in the upper 60s. West Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grundy Lake Number One Temperature Statistics

July Temperature

Winchester Municipal Airport (20.5 miles)

  • Lowest 4 July, 2025

    62.6 °F

  • Average July

    77.4 °F

  • Highest 4 July, 2025

    91.4 °F

Climate (2020–Present)

Winchester Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    50.4 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    71 °F
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