Black Rock Reservoir Weather Forecast

    • 49
    • 64

    Mostly Sunny

    • 52
    • 70

    Mostly Sunny

    • 52
    • 71

    Mostly Sunny

    • 51
    • 71

    Mostly Sunny

    • 47
    • 68

    Partly Sunny

    • 48
    • 65

    Mostly Sunny

Today 17 Oct Fresno-Tulare Lower Sierra

Warmer, sunny. Highs 61 to 71. East Winds up to 10 Mph shifting to the west in the afternoon.

Tonight 17 Oct Fresno-Tulare Lower Sierra

Mostly clear. Lows 48 to 58. East Winds up to 10 Mph.

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Black Rock Reservoir Temperature Statistics

October Temperature

Fresno, Fresno Air Terminal (39.8 miles)

  • Lowest 12 October, 2025

    50 °F

  • Average October

    66.5 °F

  • Highest 7 October, 2025

    90 °F

Climate (2020–Present)

Fresno, Fresno Air Terminal (39.8 miles)

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  • Average Low 2020–2025

    55.3 °F

  • Average 2020–2025

    66.8 °F

  • Average High 2020–2025

    79 °F
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