Princeton Weather Forecast

    • 28
    • 61

    Decreasing Clouds

    • 25
    • 43

    Mostly Sunny

    • 40
    • 50

    Partly Sunny

    • 49
    • 61

    Partly Sunny

    • 58
    • 69

    Partly Sunny

    • 44
    • 71

    Mostly Sunny

Today 13 Dec Collin

Mostly cloudy. Highs in the lower 60s. Northwest Winds 5 to 10 Mph.

Tonight 13 Dec Collin

Mostly cloudy. Cooler with Lows in the upper 20s. North Winds 10 to 15 Mph, increasing to 15 to 20 Mph after midnight.

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Princeton Temperature Statistics

December Temperature

McKinney - McKinney National Airport (5 miles)

  • Lowest 2 December, 2025

    28.9 °F

  • Average December

    43.7 °F

  • Highest 10 December, 2025

    64.9 °F

Climate (2020–Present)

McKinney - McKinney National Airport (5 miles)

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  • Average Low 2020–2025

    55.9 °F

  • Average 2020–2025

    66.6 °F

  • Average High 2020–2025

    77.5 °F
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