San Luis Weather Forecast

    • 56
    • 85

    Chance Thunderstorms

    • 55
    • 83

    Chance Thunderstorms

    • 54
    • 83

    Chance Thunderstorms

    • 53
    • 83

    Chance Thunderstorms

    • 53
    • 83

    Chance Thunderstorms

    • 54
    • 83

    Slight Chance Thunderstorms

Today 22 Aug Southern San Luis Valley

Mostly sunny with a 20 percent chance of Thunderstorms. Highs 83 to 89. West Winds up to 10 Mph becoming south in the afternoon.

Tonight 22 Aug Southern San Luis Valley

Mostly cloudy. Chance of Showers and slight chance of Thunderstorms until midnight. Lows 50 to 56. South Winds up to 10 Mph. Chance of precipitation 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Luis Temperature Statistics

August Temperature

La Veta Mountain, La Veta Pass (24.9 miles)

  • Lowest 4 August, 2026

    46.4 °F

  • Average August

    59.3 °F

  • Highest 3 August, 2026

    80.6 °F

Climate (2021–2026)

La Veta Mountain, La Veta Pass (24.9 miles)

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  • Average Low 2021–2026

    31.2 °F

  • Average 2021–2026

    39 °F

  • Average High 2021–2026

    48.4 °F
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