Yellowstone Weather Forecast

    • 43
    • 78

    Chance Thunderstorms

    • 36
    • 56

    Mostly Cloudy

    • 35
    • 55

    Mostly Cloudy

    • 37
    • 58

    Partly Sunny

    • 41
    • 61

    Partly Sunny

    • 45
    • 67

    Partly Sunny

Today 4 May Lafayette

Sunny until late Afternoon, then mostly cloudy with a 50 percent chance of light rain Showers and Thunderstorms late in the afternoon. Highs in the upper 70s. Southwest Winds 10 to 20 Mph.

Tonight 4 May Lafayette

Clear. Lows in the mid 40s. Southwest Winds up to 10 Mph.

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Yellowstone Temperature Statistics

May Temperature

Iowa County Airport (14.3 miles)

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Climate (2021–Present)

Iowa County Airport (14.3 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    60.7 °F
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