Cimarron Weather Forecast

    • 72
    • 93

    Chance Thunderstorms

    • 73
    • 94

    Partly Sunny

    • 73
    • 93

    Chance Rain Showers

    • 74
    • 93

    Chance Rain Showers

    • 72
    • 92

    Chance Thunderstorms

    • 70
    • 89

    Slight Chance Rain Showers

Today 19 Sep Collin

Sunny. A chance of Showers and Thunderstorms in the Morning, then a slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

Tonight 19 Sep Collin

Partly cloudy. Lows around 70. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cimarron Temperature Statistics

September Temperature

Dallas / Addison Airport (9.9 miles)

  • Lowest 6 September, 2025

    64.4 °F

  • Average September

    79.3 °F

  • Highest 4 September, 2025

    102.2 °F

Climate (2020–Present)

Dallas / Addison Airport (9.9 miles)

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  • Average Low 2020–2025

    59.3 °F

  • Average 2020–2025

    66.9 °F

  • Average High 2020–2025

    77.5 °F
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