Twitchell Reservoir Weather Forecast

    • 58
    • 89

    Increasing Clouds

    • 52
    • 79

    Patchy Fog

    • 48
    • 68

    Patchy Fog

    • 46
    • 63

    Chance Rain Showers

    • 44
    • 63

    Chance Rain Showers

    • 46
    • 67

    Slight Chance Rain Showers

Today 8 Oct Santa Barbara County Interior Mountains

Sunny. Highs from 92 to 100 at low Elevations to the 80s to around 90 at high Elevations. East Winds around 15 Mph in the morning.

Tonight 8 Oct Santa Barbara County Interior Mountains

Clear. Lows in the upper 60s to mid 70s except around 60 Colder Valleys and Slopes.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Twitchell Reservoir Temperature Statistics

October Temperature

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

  • Lowest 1 October, 2026

    55.7 °F

  • Average October

    70.8 °F

  • Highest 4 October, 2026

    91 °F

Climate (2021–2026)

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

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    69.7 °F
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