Marcum Weather Forecast

    • 54
    • 76

    Sunny

    • 62
    • 80

    Mostly Sunny

    • 33
    • 82

    Partly Sunny

    • 35
    • 52

    Partly Sunny

    • 49
    • 66

    Partly Sunny

    • 55
    • 77

    Mostly Sunny

Today 13 Mar Collin

Sunny. Not as cool with Highs in the mid 70s. South Winds around 10 Mph.

Tonight 13 Mar Collin

Clear. Lows in the lower 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marcum Temperature Statistics

March Temperature

McKinney - McKinney National Airport (10.6 miles)

  • Lowest 8 March, 2026

    43 °F

  • Average March

    68.8 °F

  • Highest 3 March, 2026

    83.6 °F

Climate (2021–Present)

McKinney - McKinney National Airport (10.6 miles)

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  • Average Low 2021–2026

    56.3 °F

  • Average 2021–2026

    67 °F

  • Average High 2021–2026

    78 °F
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