Modesto Reservoir Weather Forecast

    • 53
    • 79

    Rain Likely

    • 51
    • 70

    Rain Showers

    • 45
    • 64

    Rain Showers

    • 42
    • 58

    Chance Rain

    • 41
    • 64

    Mostly Sunny

    • 44
    • 71

    Partly Sunny

Today 9 Apr Northern San Joaquin Valley

Mostly cloudy until late Afternoon, then partly cloudy with a slight chance of Showers and Thunderstorms late in the afternoon. Highs 71 to 80. Northwest Winds up to 10 Mph.

Tonight 9 Apr Northern San Joaquin Valley

Mostly cloudy. A chance of rain Showers and a slight chance of Thunderstorms in the Evening, then a chance of rain after midnight. Lows 50 to 57. Northwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Modesto Reservoir Temperature Statistics

April Temperature

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

  • Lowest 4 April, 2026

    45.6 °F

  • Average April

    64.3 °F

  • Highest 5 April, 2026

    86.6 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    76.3 °F
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