San Joaquin River National Wildlife Refuge Weather Forecast

    • 54
    • 82

    Increasing Clouds

    • 55
    • 78

    Chance Rain

    • 53
    • 70

    Rain Showers

    • 46
    • 68

    Rain Showers Likely

    • 43
    • 64

    Chance Rain Showers

    • 46
    • 69

    Mostly Sunny

Today 8 Apr Northern San Joaquin Valley

Sunny. Highs 76 to 83. Northwest Winds up to 10 Mph with Gusts to around 20 Mph.

Tonight 8 Apr Northern San Joaquin Valley

Mostly clear. Lows 51 to 57. Northwest Winds up to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Joaquin River National Wildlife Refuge Temperature Statistics

April Temperature

Modesto City-County Airport - Harry Sham Field (13 miles)

  • Lowest 4 April, 2026

    46 °F

  • Average April

    64.1 °F

  • Highest 5 April, 2026

    84.9 °F

Climate (2021–Present)

Modesto City-County Airport - Harry Sham Field (13 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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