Santa Rosa Lake Weather Forecast

    • 78
    • 94

    Mostly Sunny

    • 76
    • 94

    Mostly Sunny

    • 76
    • 93

    Mostly Sunny

    • 77
    • 94

    Mostly Sunny

    • 77
    • 94

    Sunny

    • 78
    • 94

    Mostly Sunny

    • 79
    • 94

    Breezy

Today 22 Jun Inland Willacy

Sunny. Near steady temperature in the mid 90s. Southeast Winds around 20 Mph with Gusts up to 30 Mph. Heat index Values up to 110.

Tonight 22 Jun Inland Willacy

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows in the upper 70s. Southeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Heat index Values up to 107 early in the evening.

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Santa Rosa Lake Temperature Statistics

June Temperature

Harlingen, Rio Grande Valley International Airport (9.3 miles)

  • Lowest 3 June, 2026

    73.7 °F

  • Average June

    84.6 °F

  • Highest 18 June, 2026

    100.7 °F

Climate (2021–2026)

Harlingen, Rio Grande Valley International Airport (9.3 miles)

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  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    75.8 °F

  • Average High 2021–2026

    86.6 °F
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