Grayson Weather Forecast

    • 64
    • 95

    Mostly Sunny

    • 60
    • 94

    Mostly Sunny

    • 58
    • 88

    Mostly Sunny

    • 59
    • 89

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

Today 3 Sep Northern San Joaquin Valley

Sunny. Highs 91 to 97. Northwest Winds up to 10 Mph.

Tonight 3 Sep Northern San Joaquin Valley

Clear. Lows 60 to 70. Northwest Winds up to 10 Mph.

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Grayson Temperature Statistics

September Temperature

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

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  • Average September

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Climate (2020–Present)

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

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    63.3 °F

  • Average High 2020–2025

    76.1 °F
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