Big Horn Weather Forecast

    • 45
    • 71

    Rain Showers Likely

    • 48
    • 68

    Rain Showers Likely

    • 45
    • 67

    Chance Rain Showers

    • 45
    • 73

    Mostly Sunny

    • 47
    • 73

    Mostly Sunny

    • 51
    • 80

    Partly Sunny

    • 49
    • 79

    Partly Sunny

Today 15 Sep Sheridan Foothills

Increasing Clouds. Slight chance of Showers and Thunderstorms early in the Afternoon, then Showers likely and chance of Thunderstorms late in the afternoon. Highs in the mid 70s. Northwest Winds 5 to 15 Mph. Chance of precipitation 50 percent.

Tonight 15 Sep Sheridan Foothills

Decreasing Clouds. Numerous rain Showers and isolated Thunderstorms early in the Evening, then isolated rain Showers late in the evening. Lows in the lower 40s. West Winds 5 to 10 Mph. Chance of precipitation 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Big Horn Temperature Statistics

September Temperature

Sheridan County Airport (5 miles)

  • Lowest 6 September, 2025

    30.9 °F
  • Average September

    63.5 °F
  • Highest 1 September, 2025

    89.1 °F

Climate (2020–Present)

Sheridan County Airport (5 miles)

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  • Average Low 2020–2025

    33.1 °F
  • Average 2020–2025

    47.1 °F
  • Average High 2020–2025

    61.5 °F
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