Bonanza Weather Forecast

    • 48
    • 74

    Decreasing Clouds

    • 49
    • 75

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

    • 50
    • 77

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

Today 30 Sep Eastern Uinta Basin

Partly sunny in the Morning, then becoming mostly sunny. Highs 65 to 75. North Winds 10 to 15 Mph.

Tonight 30 Sep Eastern Uinta Basin

Mostly clear. Lows 45 to 55. North Winds 10 to 15 Mph in the Evening, becoming light.

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Bonanza Temperature Statistics

September Temperature

Vernal Airport (32.9 miles)

  • Lowest 21 September, 2026

    46.9 °F

  • Average September

    65.4 °F

  • Highest 13 September, 2026

    88 °F

Climate (2021–2026)

Vernal Airport (32.9 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    62.5 °F
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