Grundy Lake Number One Weather Forecast

    • 32
    • 52

    Partly Sunny

    • 37
    • 56

    Mostly Sunny

    • 47
    • 57

    Rain Showers

    • 47
    • 57

    Rain Showers

    • 46
    • 63

    Partly Sunny

    • 53
    • 65

    Mostly Cloudy

    • 53
    • 67

    Mostly Cloudy

Today 12 Feb Grundy

Partly sunny. Highs in the lower 50s. North Winds around 5 Mph.

Tonight 12 Feb Grundy

Partly cloudy in the Evening, then clearing. Lows in the lower 30s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grundy Lake Number One Temperature Statistics

February Temperature

Winchester Municipal Airport (20.5 miles)

  • Lowest 1 February, 2026

    15.8 °F

  • Average February

    38.6 °F

  • Highest 10 February, 2026

    69.8 °F

Climate (2021–Present)

Winchester Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    50.3 °F

  • Average 2021–2026

    60.8 °F

  • Average High 2021–2026

    71.1 °F
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