Tuolumne River Regional Park Weather Forecast

    • 58
    • 79

    Mostly Sunny

    • 59
    • 84

    Mostly Sunny

    • 57
    • 82

    Sunny

    • 62
    • 86

    Mostly Sunny

    • 66
    • 91

    Partly Sunny

    • 66
    • 86

    Partly Sunny

    • 65
    • 89

    Mostly Sunny

Today 4 Sep Central Stanislaus County Including Modesto Metro

Mostly cloudy in the morning then clearing. Highs around 77. Northwest Winds up to 10 Mph.

Tonight 4 Sep Central Stanislaus County Including Modesto Metro

Clear. Lows around 55. Northwest Winds around 10 Mph with Gusts to around 25 Mph.

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Tuolumne River Regional Park Temperature Statistics

September Temperature

Modesto City-County Airport - Harry Sham Field (0 miles)

  • Lowest 1 September, 2026

    54.6 °F

  • Average September

    68 °F

  • Highest 2 September, 2026

    82 °F

Climate (2021–2026)

Modesto City-County Airport - Harry Sham Field (0 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    63.8 °F

  • Average High 2021–2026

    76.3 °F
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