Tatum Lake Weather Forecast

    • 58
    • 81

    Rain Showers

    • 48
    • 65

    Rain Showers

    • 58
    • 71

    Chance Thunderstorms

    • 66
    • 77

    Chance Thunderstorms

    • 61
    • 76

    Rain Showers Likely

    • 50
    • 72

    Chance Thunderstorms

    • 49
    • 66

    Slight Chance Rain Showers

Today 6 Mar Collin

Partly sunny with scattered Thunderstorms with a chance of Showers. Some Thunderstorms may be severe. Breezy with Highs in the lower 80s. South Winds 15 to 25 Mph. Chance of rain 40 percent.

Tonight 6 Mar Collin

Mostly cloudy. A chance of Showers and perhaps an isolated thunderstorm this Evening, then Showers likely with a chance of Thunderstorms after midnight. Lows in the upper 50s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tatum Lake Temperature Statistics

March Temperature

McKinney - McKinney National Airport (13.7 miles)

  • Lowest 2 March, 2026

    57.9 °F

  • Average March

    69.9 °F

  • Highest 3 March, 2026

    82.9 °F

Climate (2021–Present)

McKinney - McKinney National Airport (13.7 miles)

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  • Average Low 2021–2026

    56.2 °F

  • Average 2021–2026

    67 °F

  • Average High 2021–2026

    78 °F
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