Rattlesnake Reservoir Weather Forecast

    • 44
    • 74

    Slight Chance Rain Showers

    • 45
    • 75

    Chance Rain Showers

    • 37
    • 59

    Chance Rain Showers

    • 34
    • 58

    Slight Chance Rain Showers

    • 43
    • 67

    Partly Sunny

    • 46
    • 76

    Partly Sunny

Today 2 May Southwestern Yellowstone

Increasing Clouds. Highs in the mid 70s. West Winds 10 to 20 Mph in the morning shifting to the north 5 to 15 Mph in the afternoon.

Tonight 2 May Southwestern Yellowstone

Mostly cloudy. A 20 percent chance of rain Showers in the late evening and overnight. Lows in the mid 40s. North Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rattlesnake Reservoir Temperature Statistics

May Temperature

Billings, Billings Logan International Airport (8.1 miles)

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Climate (2021–Present)

Billings, Billings Logan International Airport (8.1 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    61.3 °F
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