Newcastle Weather Forecast

    • 67
    • 97

    Hot

    • 65
    • 99

    Hot

    • 60
    • 93

    Sunny

    • 60
    • 88

    Sunny

    • 61
    • 89

    Sunny

    • 63
    • 92

    Sunny

Today 13 Jul Southern Sacramento Valley

Sunny. Highs 92 to 102. South Winds up to 10 Mph with Gusts to around 20 Mph.

Tonight 13 Jul Southern Sacramento Valley

Clear. Lows 57 to 67. South Winds up to 15 Mph with Gusts to around 25 Mph.

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Newcastle Temperature Statistics

July Temperature

Auburn Municipal Airport (5.6 miles)

  • Lowest 5 July, 2025

    55.4 °F

  • Average July

    78.3 °F

  • Highest 11 July, 2025

    96.8 °F

Climate (2020–Present)

Auburn Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    62 °F

  • Average High 2020–2025

    72.1 °F
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