Tulloch Dam Weather Forecast

    • 61
    • 82

    Increasing Clouds

    • 59
    • 77

    Partly Sunny

    • 58
    • 77

    Chance Rain Showers

    • 60
    • 79

    Chance Rain Showers

    • 61
    • 83

    Mostly Sunny

    • 59
    • 84

    Mostly Sunny

    • 59
    • 81

    Mostly Sunny

Today 8 Sep Northern San Joaquin Valley

Sunny. Highs 79 to 86. Northwest Winds up to 10 Mph with Gusts to around 20 Mph.

Tonight 8 Sep Northern San Joaquin Valley

Mostly clear. Lows 59 to 65. Northwest Winds up to 10 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tulloch Dam Temperature Statistics

September Temperature

Modesto City-County Airport - Harry Sham Field (25.5 miles)

  • Lowest 5 September, 2025

    61 °F

  • Average September

    77.9 °F

  • Highest 2 September, 2025

    102 °F

Climate (2020–Present)

Modesto City-County Airport - Harry Sham Field (25.5 miles)

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    63.3 °F

  • Average High 2020–2025

    76.1 °F
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