Modesto Reservoir Weather Forecast

    • 65
    • 95

    Increasing Clouds

    • 67
    • 97

    Hot

    • 64
    • 97

    Hot

    • 62
    • 94

    Sunny

    • 63
    • 95

    Mostly Sunny

    • 63
    • 96

    Sunny

Today 20 Jul Central Stanislaus County Including Modesto Metro

Sunny. Highs around 94. Northwest Winds around 10 Mph.

Tonight 20 Jul Central Stanislaus County Including Modesto Metro

Mostly clear. Lows around 65. Northwest Winds 10 to 15 Mph.

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Modesto Reservoir Temperature Statistics

July Temperature

Modesto City-County Airport - Harry Sham Field (16.2 miles)

  • Lowest 6 July, 2026

    57.7 °F

  • Average July

    79.2 °F

  • Highest 14 July, 2026

    104.6 °F

Climate (2021–2026)

Modesto City-County Airport - Harry Sham Field (16.2 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    76.2 °F
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