San Martin Lake Weather Forecast

    • 79
    • 85

    Slight Chance Thunderstorms

    • 78
    • 84

    Rain Showers Likely

    • 76
    • 83

    Rain Showers Likely

    • 78
    • 83

    Slight Chance Thunderstorms

    • 81
    • 88

    Chance Thunderstorms

    • 80
    • 88

    Chance Thunderstorms

Today 22 May Inland Cameron

Mostly sunny. Highs in the lower 90s. Southeast Winds 10 to 15 Mph with Gusts up to 20 Mph.

Tonight 22 May Inland Cameron

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall after midnight. Humid with Lows in the upper 70s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Martin Lake Temperature Statistics

May Temperature

Brownsville, Brownsville / South Padre Island International Airport (8.7 miles)

  • Lowest 2 May, 2026

    62.7 °F

  • Average May

    82.6 °F

  • Highest 6 May, 2026

    96.7 °F

Climate (2021–Present)

Brownsville, Brownsville / South Padre Island International Airport (8.7 miles)

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  • Average Low 2021–2026

    69.1 °F

  • Average 2021–2026

    77 °F

  • Average High 2021–2026

    86.6 °F
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