Newcastle Lake Weather Forecast

    • 35
    • 57

    Increasing Clouds

    • 29
    • 40

    Chance Rain

    • 33
    • 62

    Mostly Sunny

    • 33
    • 66

    Mostly Sunny

    • 27
    • 55

    Mostly Sunny

    • 34
    • 59

    Sunny

    • 41
    • 67

    Mostly Sunny

Today 3 Dec Young

Mostly sunny. Highs in the upper 50s. Northwest Winds 5 to 10 Mph.

Tonight 3 Dec Young

Mostly cloudy. Lows in the mid 30s. North Winds 5 to 10 Mph, increasing to 10 to 15 Mph after midnight.

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Newcastle Lake Temperature Statistics

December Temperature

Graham, Graham Municipal Airport (11.8 miles)

  • Lowest 1 December, 2025

    25.2 °F

  • Average December

    35.4 °F

  • Highest 1 December, 2025

    39.9 °F

Climate (2020–Present)

Graham, Graham Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    53.3 °F

  • Average 2020–2025

    65.5 °F

  • Average High 2020–2025

    78 °F
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