Santa Rosa Lake Weather Forecast

    • 70
    • 85

    Decreasing Clouds

    • 67
    • 85

    Partly Sunny

    • 68
    • 87

    Mostly Sunny

    • 72
    • 89

    Partly Sunny

    • 75
    • 91

    Mostly Cloudy

    • 78
    • 91

    Mostly Cloudy

    • 80
    • 93

    Mostly Cloudy

Today 11 May Inland Willacy

Partly sunny. Near steady temperature in the lower 80s. North Winds 10 to 15 Mph with Gusts up to 20 Mph.

Tonight 11 May Inland Willacy

Partly cloudy. Lows around 70. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Rosa Lake Temperature Statistics

May Temperature

Harlingen, Rio Grande Valley International Airport (9.3 miles)

  • Lowest 3 May, 2026

    56.6 °F

  • Average May

    77.6 °F

  • Highest 6 May, 2026

    96.7 °F

Climate (2021–Present)

Harlingen, Rio Grande Valley International Airport (9.3 miles)

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  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    75.7 °F

  • Average High 2021–2026

    86.5 °F
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