McHenry Weather Forecast

    • 65
    • 76

    Rain Showers

    • 67
    • 81

    Rain Showers Likely

    • 59
    • 77

    Rain Showers Likely

    • 57
    • 77

    Slight Chance Rain Showers

    • 63
    • 79

    Chance Rain Showers

    • 67
    • 83

    Chance Thunderstorms

Today 18 Jul Western Garrett

Numerous Showers. Scattered Thunderstorms. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the upper 70s. South Winds around 5 Mph, becoming west this afternoon. Chance of rain 70 percent.

Tonight 18 Jul Western Garrett

Mostly cloudy. Scattered Showers and Thunderstorms in the Evening, then isolated Showers after midnight. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain 50 percent.

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McHenry Temperature Statistics

July Temperature

Garrett County Airport (1.2 miles)

  • Lowest 2 July, 2025

    60.8 °F

  • Average July

    71.6 °F

  • Highest 12 July, 2025

    86 °F

Climate (2020–Present)

Garrett County Airport (1.2 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    56.4 °F
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