Sheridan Weather Forecast

    • 76
    • 99

    Slight Chance Thunderstorms

    • 76
    • 98

    Slight Chance Thunderstorms

    • 76
    • 98

    Chance Thunderstorms

    • 75
    • 98

    Hot

    • 75
    • 98

    Slight Chance Thunderstorms

    • 74
    • 96

    Chance Thunderstorms

Today 12 Sep Colorado

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the upper 90s. South Winds around 10 Mph. Chance of rain 20 percent. Heat index Values up to 109.

Tonight 12 Sep Colorado

Mostly clear with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Humid with Lows in the mid 70s. South Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 20 percent. Heat index Values up to 106 early in the evening.

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Sheridan Temperature Statistics

September Temperature

Robert R Wells Jr Airport (13.7 miles)

  • Lowest 10 September, 2026

    74.5 °F

  • Average September

    83.7 °F

  • Highest 2 September, 2026

    102 °F

Climate (2021–2026)

Robert R Wells Jr Airport (13.7 miles)

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  • Average Low 2021–2026

    60.7 °F

  • Average 2021–2026

    70.5 °F

  • Average High 2021–2026

    81.3 °F
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