Santa Rosa Lake Weather Forecast

    • 77
    • 102

    Hot

    • 78
    • 103

    Hot

    • 78
    • 102

    Hot

    • 78
    • 101

    Hot

    • 77
    • 101

    Hot

    • 76
    • 100

    Slight Chance Thunderstorms

    • 76
    • 100

    Slight Chance Thunderstorms

Today 1 Sep Inland Willacy

Sunny, hot. Near steady temperature in the upper 90s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 112.

Tonight 1 Sep Inland Willacy

Mostly clear. Humid with Lows in the upper 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 107 early in the evening.

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Santa Rosa Lake Temperature Statistics

September Temperature

Harlingen, Rio Grande Valley International Airport (9.3 miles)

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  • Average September

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Climate (2021–2026)

Harlingen, Rio Grande Valley International Airport (9.3 miles)

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  • Average Low 2021–2026

    65.8 °F

  • Average 2021–2026

    76 °F

  • Average High 2021–2026

    86.9 °F
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