T.R. Funk Inc. Airport Weather Forecast

    • 68
    • 82

    Chance Thunderstorms

    • 68
    • 86

    Partly Sunny

    • 72
    • 88

    Partly Sunny

    • 72
    • 90

    Mostly Cloudy

    • 72
    • 92

    Partly Sunny

    • 73
    • 94

    Mostly Cloudy

Today 21 Apr Inland Willacy

Mostly cloudy. A chance of Showers in the afternoon. Not as cool with Highs around 80. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 21 Apr Inland Willacy

Mostly cloudy with a slight chance of Showers and Thunderstorms. Not as cool. Near steady temperature in the upper 60s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

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T.R. Funk Inc. Airport Temperature Statistics

April Temperature

Harlingen, Rio Grande Valley International Airport (16.8 miles)

  • Lowest 7 April, 2026

    52.6 °F

  • Average April

    77.1 °F

  • Highest 2 April, 2026

    92.6 °F

Climate (2021–Present)

Harlingen, Rio Grande Valley International Airport (16.8 miles)

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  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    75.7 °F

  • Average High 2021–2026

    86.6 °F
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