John Martin Reservoir State Park Weather Forecast

    • 53
    • 75

    Decreasing Clouds

    • 56
    • 84

    Partly Sunny

    • 54
    • 83

    Mostly Sunny

    • 54
    • 85

    Mostly Sunny

    • 49
    • 83

    Mostly Sunny

    • 49
    • 77

    Mostly Sunny

Today 18 Sep Las Animas Vicinity/Bent County

Mostly sunny. Highs in the lower to mid 70s. Northwest Winds around 10 Mph becoming northeast in the afternoon.

Tonight 18 Sep Las Animas Vicinity/Bent County

Mostly clear. Lows in the lower to mid 50s. Southeast Winds around 10 Mph.

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John Martin Reservoir State Park Temperature Statistics

September Temperature

Lamar Municipal Airport (19.3 miles)

  • Lowest 6 September, 2025

    48 °F

  • Average September

    69.3 °F

  • Highest 11 September, 2025

    96.1 °F

Climate (2020–Present)

Lamar Municipal Airport (19.3 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    71.5 °F
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