George J. Hatfield State Recreation Area Weather Forecast

    • 55
    • 89

    Mostly Sunny

    • 55
    • 84

    Increasing Clouds

    • 55
    • 86

    Mostly Sunny

    • 55
    • 87

    Mostly Sunny

    • 55
    • 86

    Sunny

    • 54
    • 85

    Sunny

    • 56
    • 88

    Sunny

Today 21 Jul Merced - Madera - Mendota

Sunny. Highs around 90. Northwest Winds up to 10 Mph.

Tonight 21 Jul Merced - Madera - Mendota

Mostly clear. Lows in the mid 50s. Northwest Winds 5 to 15 Mph.

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George J. Hatfield State Recreation Area Temperature Statistics

July Temperature

Modesto City-County Airport - Harry Sham Field (18.6 miles)

  • Lowest 5 July, 2025

    56.6 °F

  • Average July

    78.6 °F

  • Highest 11 July, 2025

    103.6 °F

Climate (2020–Present)

Modesto City-County Airport - Harry Sham Field (18.6 miles)

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  • Average Low 2020–2025

    51.3 °F

  • Average 2020–2025

    63.3 °F

  • Average High 2020–2025

    76.2 °F
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