Black Mountain Weather Forecast

    • 61
    • 84

    Mostly Sunny

    • 64
    • 85

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 58
    • 79

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

    • 55
    • 74

    Slight Chance Thunderstorms

Today 9 Sep Lincoln County

Sunny. Highs 89 to 92. North Winds up to 10 Mph.

Tonight 9 Sep Lincoln County

Mostly clear. Lows 62 to 65. North Winds up to 10 Mph.

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Black Mountain Temperature Statistics

September Temperature

St George Municipal Airport (42.3 miles)

  • Lowest 1 September, 2026

    66.9 °F

  • Average September

    80.8 °F

  • Highest 5 September, 2026

    97 °F

Climate (2021–2026)

St George Municipal Airport (42.3 miles)

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  • Average Low 2021–2026

    53 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    76.8 °F
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