Alta Weather Forecast

    • 58
    • 69

    Mostly Cloudy

    • 61
    • 68

    Rain Showers

    • 57
    • 68

    Chance Rain Showers

    • 46
    • 62

    Chance Rain Showers

    • 47
    • 61

    Slight Chance Rain Showers

    • 50
    • 61

    Partly Sunny

Today 28 Sep Buena Vista

Mostly cloudy. A slight chance of very light drizzle this morning. Patchy fog this morning. Highs around 70. Southeast Winds 5 to 10 Mph.

Tonight 28 Sep Buena Vista

Mostly cloudy. Lows in the upper 50s. South Winds 5 to 10 Mph.

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Alta Temperature Statistics

September Temperature

Storm Lake (6.2 miles)

  • Lowest 23 September, 2026

    50 °F

  • Average September

    66.6 °F

  • Highest 4 September, 2026

    89.6 °F

Climate (2021–2026)

Storm Lake (6.2 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    58.8 °F
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