Newcastle Weather Forecast

    • 71
    • 88

    Breezy

    • 70
    • 87

    Slight Chance Thunderstorms

    • 64
    • 86

    Chance Thunderstorms

    • 58
    • 77

    Rain Showers Likely

    • 56
    • 72

    Rain Showers Likely

    • 57
    • 73

    Chance Thunderstorms

Today 16 May McClain

Sunny, breezy with Highs in the upper 80s. South Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 16 May McClain

Clear in the Evening, then becoming partly cloudy. Breezy with Lows around 70. South Winds 15 to 25 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Newcastle Temperature Statistics

May Temperature

Norman / Max Westheimer (6.8 miles)

  • Lowest 7 May, 2026

    44.6 °F

  • Average May

    62.7 °F

  • Highest 14 May, 2026

    87.8 °F

Climate (2021–Present)

Norman / Max Westheimer (6.8 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    74 °F
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