Modesto Reservoir Weather Forecast

    • 64
    • 100

    Hot

    • 63
    • 97

    Hot

    • 60
    • 92

    Partly Sunny

    • 56
    • 89

    Mostly Sunny

    • 56
    • 87

    Sunny

    • 57
    • 89

    Sunny

    • 57
    • 89

    Mostly Sunny

Today 10 Aug Central Stanislaus County Including Modesto Metro

Mostly sunny. Highs around 98. Northwest Winds up to 10 Mph.

Tonight 10 Aug Central Stanislaus County Including Modesto Metro

Clear. Lows 61 to 66. Northwest Winds up to 10 Mph.

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Modesto Reservoir Temperature Statistics

August Temperature

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

  • Lowest 5 August, 2026

    63.6 °F

  • Average August

    83.8 °F

  • Highest 3 August, 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

    63.8 °F

  • Average High 2021–2026

    76.3 °F
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