Mercedes Weather Forecast

    • 77
    • 91

    Thunderstorms Likely

    • 67
    • 92

    Chance Thunderstorms

    • 65
    • 89

    Partly Sunny

    • 70
    • 88

    Chance Thunderstorms

    • 60
    • 88

    Chance Thunderstorms

    • 53
    • 71

    Chance Thunderstorms

    • 56
    • 76

    Mostly Sunny

Today 20 Oct Hidalgo

Mostly cloudy in the evening then becoming cloudy. Chance of Thunderstorms. Chance of Showers. Lows in the upper 70s. Southeast Winds 10 to 15 Mph. Chance of precipitation 50 percent.

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Mercedes Temperature Statistics

October Temperature

Weslaco, Mid Valley Airport (3.7 miles)

  • Lowest

  • Average October

  • Highest

Climate (2010–Present)

Weslaco, Mid Valley Airport (3.7 miles)

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  • Average Low 2010–Present

    65.5 °F
  • Average 2010–Present

    74.4 °F
  • Average High 2010–Present

    85.1 °F
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