Tatum Lake Weather Forecast

    • 57
    • 71

    Mostly Cloudy

    • 60
    • 75

    Partly Sunny

    • 45
    • 75

    Partly Sunny

    • 48
    • 63

    Partly Sunny

    • 35
    • 62

    Slight Chance Rain Showers

    • 33
    • 56

    Partly Sunny

    • 36
    • 56

    Mostly Sunny

Today 17 Feb Collin

Mostly sunny. Highs in the lower 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 17 Feb Collin

Mostly cloudy. Lows in the upper 50s. South Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tatum Lake Temperature Statistics

February Temperature

McKinney - McKinney National Airport (13.7 miles)

  • Lowest 1 February, 2026

    20.6 °F

  • Average February

    56 °F

  • Highest 6 February, 2026

    83.6 °F

Climate (2021–Present)

McKinney - McKinney National Airport (13.7 miles)

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  • Average Low 2021–2026

    56.1 °F

  • Average 2021–2026

    66.9 °F

  • Average High 2021–2026

    77.8 °F
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