Melissa Weather Forecast

    • 23
    • 41

    Becoming Sunny

    • 40
    • 45

    Partly Sunny

    • 51
    • 61

    Mostly Cloudy

    • 58
    • 68

    Mostly Cloudy

    • 41
    • 69

    Mostly Sunny

    • 52
    • 63

    Partly Sunny

Today 14 Dec Collin

Mostly sunny. Cooler with Highs in the lower 40s. North Winds 10 to 15 Mph, becoming northeast 5 to 10 Mph in the afternoon. Wind chill Values as low as 14 in the morning.

Tonight 14 Dec Collin

Mostly clear. Cold with Lows in the mid 20s. Northeast Winds around 5 Mph, becoming east after midnight.

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Melissa Temperature Statistics

December Temperature

McKinney - McKinney National Airport (7.5 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 (7.5 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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