Lower Rio Grande Valley National Wildlife Refuge Weather Forecast

    • 74
    • 91

    Chance Thunderstorms

    • 74
    • 89

    Chance Rain Showers

    • 74
    • 94

    Mostly Cloudy

    • 69
    • 90

    Mostly Cloudy

    • 71
    • 90

    Mostly Cloudy

    • 71
    • 92

    Partly Sunny

Today 8 May Northern Hidalgo

Mostly cloudy in the Morning, then becoming partly sunny. A chance of Showers in the morning. Patchy fog in the morning. Humid with Highs in the upper 80s. Southeast Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 8 May Northern Hidalgo

Mostly cloudy with a chance of Showers and Thunderstorms. Patchy fog. Near steady temperature in the lower 70s. North Winds around 5 Mph. Chance of rain 50 percent.

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Lower Rio Grande Valley National Wildlife Refuge Temperature Statistics

May Temperature

Edinburg, Edinburg International Airport (7.5 miles)

  • Lowest 2 May, 2026

    60.8 °F

  • Average May

    74.4 °F

  • Highest 5 May, 2026

    93.2 °F

Climate (2021–Present)

Edinburg, Edinburg International Airport (7.5 miles)

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  • Average Low 2021–2026

    65.4 °F

  • Average 2021–2026

    75.2 °F

  • Average High 2021–2026

    86.9 °F
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