Sebastian Weather Forecast

    • 73
    • 92

    Mostly Cloudy

    • 72
    • 93

    Partly Sunny

    • 69
    • 90

    Mostly Cloudy

    • 65
    • 81

    Chance Thunderstorms

    • 68
    • 78

    Slight Chance Rain Showers

    • 70
    • 85

    Mostly Cloudy

Today 18 Apr Inland Willacy

Partly sunny. Near steady temperature in the upper 80s. Southeast Winds 15 to 20 Mph.

Tonight 18 Apr Inland Willacy

Mostly cloudy. Lows in the lower 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Sebastian Temperature Statistics

April Temperature

Harlingen, Rio Grande Valley International Airport (11.2 miles)

  • Lowest 3 April, 2024

    50.6 °F

  • Average April

    75.1 °F

  • Highest 16 April, 2024

    91 °F

Climate (2019–Present)

Harlingen, Rio Grande Valley International Airport (11.2 miles)

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  • Average Low 2019–2024

    65.3 °F

  • Average 2019–2024

    74.6 °F

  • Average High 2019–2024

    85.7 °F
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