Black Rock Reservoir Weather Forecast

    • 35
    • 55

    Becoming Sunny

    • 36
    • 52

    Mostly Sunny

    • 39
    • 53

    Mostly Sunny

    • 43
    • 57

    Mostly Sunny

    • 42
    • 56

    Mostly Sunny

    • 42
    • 55

    Mostly Sunny

Today 2 Dec Fresno-Tulare Lower Sierra

Mostly cloudy early in the morning then clearing. Highs 52 to 58. Southwest Winds up to 5 Mph.

Tonight 2 Dec Fresno-Tulare Lower Sierra

Colder. Mostly clear. Lows 34 to 42. East Winds up to 5 Mph. Gusts up to 20 Mph after midnight.

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Black Rock Reservoir Temperature Statistics

December Temperature

Fresno, Fresno Air Terminal (39.8 miles)

  • Lowest

  • Average December

  • Highest

Climate (2020–Present)

Fresno, Fresno Air Terminal (39.8 miles)

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  • Average Low 2020–2025

    55.4 °F
  • Average 2020–2025

    66.8 °F
  • Average High 2020–2025

    79 °F
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