San Luis Weather Forecast

    • 47
    • 77

    Breezy

    • 41
    • 73

    Breezy

    • 43
    • 74

    Mostly Sunny

    • 44
    • 76

    Mostly Sunny

    • 41
    • 73

    Breezy

    • 37
    • 68

    Slight Chance Thunderstorms

Today 13 May Southern San Luis Valley

Sunny in the morning then becoming mostly cloudy. Highs 76 to 82. Southwest Winds 10 to 15 Mph with Gusts to around 40 Mph.

Tonight 13 May Southern San Luis Valley

Mostly clear. Lows 41 to 46. East Winds up to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

San Luis Temperature Statistics

May Temperature

La Veta Mountain, La Veta Pass (24.9 miles)

  • Lowest 6 May, 2026

    19.4 °F

  • Average May

    36.9 °F

  • Highest 9 May, 2026

    59 °F

Climate (2021–Present)

La Veta Mountain, La Veta Pass (24.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    31.1 °F

  • Average 2021–2026

    38.9 °F

  • Average High 2021–2026

    48.1 °F
Get WillyWeather+ to remove ads