W Johnson Field Weather Forecast

    • 67
    • 82

    Decreasing Clouds

    • 65
    • 83

    Mostly Sunny

    • 62
    • 83

    Mostly Sunny

    • 66
    • 83

    Chance Thunderstorms

    • 55
    • 77

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 48
    • 68

    Mostly Sunny

Today 18 Aug Yellow Medicine

Mostly sunny. Highs in the lower 80s. Northwest Winds up to 10 Mph.

Tonight 18 Aug Yellow Medicine

Increasing Clouds. Patchy fog in the late evening and overnight. Lows in the upper 60s. North Winds up to 5 Mph.

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  • Temperature Real-Time

W Johnson Field Temperature Statistics

August Temperature

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (5.6 miles)

  • Lowest 13 August, 2025

    56.3 °F

  • Average August

    72.7 °F

  • Highest 7 August, 2025

    86.9 °F

Climate (2020–Present)

Granite Falls, Granite Falls Municipal Airport/Lenzen-Roe Memorial Field (5.6 miles)

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  • Average Low 2020–2025

    36.9 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    57.9 °F
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