Sheffield Reservoir Weather Forecast

    • 54
    • 80

    Sunny

    • 51
    • 75

    Mostly Sunny

    • 51
    • 69

    Mostly Cloudy

    • 51
    • 67

    Mostly Cloudy

    • 49
    • 65

    Cloudy

    • 50
    • 62

    Rain Showers

    • 48
    • 60

    Rain Showers

Today 18 Dec Santa Barbara County Southeastern Coast

Sunny in the morning then partly cloudy. Highs in the 70s to lower 80s. Northeast Winds around 15 Mph in the morning.

Tonight 18 Dec Santa Barbara County Southeastern Coast

Clear. Lows in the upper 40s and 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sheffield Reservoir Temperature Statistics

December Temperature

Santa Barbara, Santa Barbara Municipal Airport (8.7 miles)

  • Lowest 2 December, 2025

    43 °F

  • Average December

    56.2 °F

  • Highest 10 December, 2025

    79 °F

Climate (2020–Present)

Santa Barbara, Santa Barbara Municipal Airport (8.7 miles)

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  • Average Low 2020–2025

    51.1 °F

  • Average 2020–2025

    60.2 °F

  • Average High 2020–2025

    69.5 °F
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