Ninemile Reservoir Weather Forecast

    • 34
    • 54

    Slight Chance Snow Showers

    • 42
    • 69

    Sunny

    • 48
    • 74

    Mostly Sunny

    • 48
    • 83

    Mostly Sunny

    • 51
    • 81

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

    • 48
    • 79

    Mostly Sunny

Today 19 May Sanpete Valley

Partly cloudy. Patchy frost in the morning. Highs in the mid 50s. Northwest Winds 10 to 20 Mph late morning through afternoon.

Tonight 19 May Sanpete Valley

Mostly clear. Patchy frost after midnight. Lows around 30. Northwest Winds 10 to 20 Mph early in the evening.

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Ninemile Reservoir Temperature Statistics

May Temperature

Delta, Delta Municipal Airport (44.7 miles)

  • Lowest 14 May, 2025

    33.8 °F

  • Average May

    57.4 °F

  • Highest 10 May, 2025

    86 °F

Climate (2020–Present)

Delta, Delta Municipal Airport (44.7 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    53.2 °F

  • Average High 2020–2025

    66.5 °F
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