Harris Lake Weather Forecast

    • 66
    • 85

    Mostly Sunny

    • 74
    • 90

    Mostly Sunny

    • 70
    • 91

    Rain Showers Likely

    • 68
    • 83

    Chance Thunderstorms

    • 69
    • 84

    Slight Chance Thunderstorms

    • 69
    • 86

    Mostly Sunny

Today 22 Jul Northern Berrien

Mostly sunny. Highs in the upper 80s. Southeast Winds 5 to 10 Mph. Gusts up to 20 Mph this morning.

Tonight 22 Jul Northern Berrien

Mostly clear. Lows in the mid 60s. Southeast Winds 5 to 10 Mph.

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Harris Lake Temperature Statistics

July Temperature

Southwest Michigan Regional Airport (6.8 miles)

  • Lowest 14 July, 2025

    55.7 °F

  • Average July

    73.8 °F

  • Highest 5 July, 2025

    92.6 °F

Climate (2020–Present)

Southwest Michigan Regional Airport (6.8 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    60.6 °F
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