Southwest Michigan Regional Airport Weather Forecast

    • 59
    • 79

    Becoming Sunny

    • 63
    • 82

    Mostly Sunny

    • 60
    • 81

    Slight Chance Thunderstorms

    • 54
    • 74

    Slight Chance Thunderstorms

    • 52
    • 70

    Partly Sunny

    • 53
    • 70

    Mostly Sunny

Today 21 Aug Northern Berrien

Mostly sunny. Highs around 80. Northeast Winds 5 to 10 Mph.

Tonight 21 Aug Northern Berrien

Clear. Lows in the upper 50s. North Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming east after midnight.

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Southwest Michigan Regional Airport Temperature Statistics

August Temperature

Southwest Michigan Regional Airport (0.6 miles)

  • Lowest 2 August, 2025

    49.6 °F

  • Average August

    74.6 °F

  • Highest 9 August, 2025

    94.6 °F

Climate (2020–Present)

Southwest Michigan Regional Airport (0.6 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    60.7 °F
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