Southwest Corridor Weather Forecast

    • 46
    • 75

    Decreasing Clouds

    • 56
    • 82

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

    • 59
    • 87

    Mostly Sunny

    • 55
    • 90

    Chance Thunderstorms

    • 46
    • 64

    Rain Showers

    • 45
    • 59

    Rain Showers Likely

Today 28 May Southwestern Yellowstone

Mostly sunny. A 20 percent chance of Showers early in the afternoon. Highs in the mid 70s. East Winds 5 to 15 Mph.

Tonight 28 May Southwestern Yellowstone

Mostly clear. Lows in the upper 40s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Southwest Corridor Temperature Statistics

May Temperature

Billings, Billings Logan International Airport (3.1 miles)

  • Lowest 7 May, 2025

    35.7 °F

  • Average May

    57.5 °F

  • Highest 10 May, 2025

    87.7 °F

Climate (2020–Present)

Billings, Billings Logan International Airport (3.1 miles)

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  • Average Low 2020–2025

    38.5 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.5 °F
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