Muddy Weather Forecast

    • 49
    • 70

    Mostly Sunny

    • 54
    • 80

    Chance Rain Showers

    • 52
    • 79

    Mostly Sunny

    • 56
    • 84

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

    • 47
    • 74

    Partly Sunny

    • 48
    • 74

    Chance Rain Showers

Today 21 Sep Northern Big Horn

Partly sunny. A 20 percent chance of rain Showers in the morning. Highs in the lower 70s.

Tonight 21 Sep Northern Big Horn

Mostly clear. Patchy fog after 3 am. Lows in the upper 40s. Southeast Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Muddy Temperature Statistics

September Temperature

Sheridan County Airport (60.3 miles)

  • Lowest 15 September, 2026

    36.6 °F

  • Average September

    64.3 °F

  • Highest 4 September, 2026

    97.6 °F

Climate (2021–2026)

Sheridan County Airport (60.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    62.2 °F
Get WillyWeather+ to remove ads