San Joaquin River National Wildlife Refuge Weather Forecast

    • 59
    • 90

    Increasing Clouds

    • 55
    • 86

    Mostly Sunny

    • 52
    • 82

    Sunny

    • 54
    • 84

    Mostly Sunny

    • 54
    • 86

    Mostly Sunny

    • 56
    • 84

    Partly Sunny

    • 58
    • 84

    Partly Sunny

Today 12 Aug Western Stanislaus County Below 1000 ft Including Interstate 5

Mostly cloudy in the morning then clearing. Highs around 91. Light Winds becoming southeast up to 10 Mph in the afternoon. Gusts up to 20 Mph.

Tonight 12 Aug Western Stanislaus County Below 1000 ft Including Interstate 5

Mostly clear. Lows around 61. West Winds up to 10 Mph with Gusts to around 25 Mph.

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  • Temperature Real-Time

San Joaquin River National Wildlife Refuge Temperature Statistics

August Temperature

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

  • Lowest 5 August, 2026

    63.6 °F

  • Average August

    84.1 °F

  • Highest 3 August, 2026

    104.6 °F

Climate (2021–2026)

Modesto City-County Airport - Harry Sham Field (13 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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