Heathrow Airport Weather Forecast

    • 44
    • 64

    Chance Rain Showers

    • 38
    • 50

    Chance Rain Showers

    • 41
    • 54

    Mostly Cloudy

    • 43
    • 68

    Mostly Sunny

    • 34
    • 59

    Mostly Sunny

    • 35
    • 55

    Mostly Sunny

Today 3 Dec McLennan

Mostly sunny. Not as cool with Highs in the mid 60s. South Winds 5 to 10 Mph.

Tonight 3 Dec McLennan

Mostly cloudy with a 40 percent chance of Showers. Lows in the mid 40s. East Winds around 5 Mph, becoming north 10 to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heathrow Airport Temperature Statistics

December Temperature

Waco, Mc Gregor Executive Airport (9.9 miles)

  • Lowest 1 December, 2025

    36 °F

  • Average December

    40.4 °F

  • Highest 1 December, 2025

    42.1 °F

Climate (2020–Present)

Waco, Mc Gregor Executive Airport (9.9 miles)

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  • Average Low 2020–2025

    57.7 °F

  • Average 2020–2025

    68.3 °F

  • Average High 2020–2025

    79.6 °F
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