Twitchell Reservoir Weather Forecast

    • 58
    • 84

    Increasing Clouds

    • 58
    • 82

    Gradual Clearing

    • 60
    • 81

    Patchy Fog

    • 61
    • 82

    Mostly Cloudy

    • 61
    • 80

    Partly Sunny

    • 62
    • 83

    Mostly Sunny

    • 60
    • 87

    Mostly Sunny

Today 9 Jul Santa Barbara County Interior Mountains

Sunny. Highs 95 to 103. Northeast Winds around 15 Mph in the morning.

Tonight 9 Jul Santa Barbara County Interior Mountains

Mostly clear. Lows in the 60s to lower 70s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Twitchell Reservoir Temperature Statistics

July Temperature

Santa Maria Public Airport/Capt G Allan Hancock Field (9.3 miles)

  • Lowest 3 July, 2026

    51.7 °F

  • Average July

    63.7 °F

  • Highest 2 July, 2026

    73.7 °F

Climate (2021–2026)

Santa Maria Public Airport/Capt G Allan Hancock Field (9.3 miles)

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  • Average Low 2021–2026

    48.3 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    69.4 °F
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