Lone Mesa State Park Weather Forecast

    • 31
    • 64

    Becoming Sunny

    • 34
    • 56

    Mostly Sunny

    • 36
    • 64

    Mostly Sunny

    • 38
    • 68

    Mostly Sunny

    • 41
    • 73

    Partly Sunny

    • 40
    • 72

    Slight Chance Thunderstorms

Today 29 May Southwest San Juan Mountains

Mostly sunny. Highs 55 to 65. South Winds 10 to 15 Mph with Gusts up to 30 Mph in the afternoon.

Tonight 29 May Southwest San Juan Mountains

Mostly cloudy in the evening then clearing. Lows 25 to 35. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, becoming light.

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Lone Mesa State Park Temperature Statistics

May Temperature

Cortez-Montezuma County Airport (31.7 miles)

  • Lowest 7 May, 2026

    22.6 °F

  • Average May

    57.2 °F

  • Highest 12 May, 2026

    89.7 °F

Climate (2021–Present)

Cortez-Montezuma County Airport (31.7 miles)

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  • Average Low 2021–2026

    34.7 °F

  • Average 2021–2026

    51.2 °F

  • Average High 2021–2026

    67.4 °F
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