Mosca Weather Forecast

    • 47
    • 73

    Chance Thunderstorms

    • 44
    • 64

    Rain Showers

    • 42
    • 65

    Rain Showers

    • 39
    • 69

    Chance Thunderstorms

    • 41
    • 73

    Partly Sunny

    • 42
    • 73

    Partly Sunny

Today 22 Sep Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Partly sunny with a 40 percent chance of Thunderstorms. Highs near 70. South Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 22 Sep Alamosa Vicinity/Central San Luis Valley Below 8500 Ft

Cloudy. Chance of rain Showers and slight chance of Thunderstorms until Midnight, then chance of rain Showers after midnight. Lows in the mid to upper 40s. South Winds 10 to 15 Mph. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mosca Temperature Statistics

September Temperature

San Luis Valley Regional Airport (14.3 miles)

  • Lowest 20 September, 2026

    34 °F

  • Average September

    63.5 °F

  • Highest 6 September, 2026

    87.7 °F

Climate (2021–2026)

San Luis Valley Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    26.8 °F

  • Average 2021–2026

    45.2 °F

  • Average High 2021–2026

    63.5 °F
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