Donna Reservoirs Weather Forecast

    • 79
    • 101

    Slight Chance Thunderstorms

    • 78
    • 100

    Slight Chance Thunderstorms

    • 78
    • 100

    Slight Chance Thunderstorms

    • 78
    • 99

    Slight Chance Thunderstorms

    • 77
    • 97

    Chance Thunderstorms

    • 77
    • 98

    Hot

Today 5 Sep Southern Hidalgo

Mostly sunny. Hot with Highs around 101. Southeast Winds 10 to 15 Mph. Heat index Values up to 111.

Tonight 5 Sep Southern Hidalgo

Mostly clear. Near steady temperature in the lower 80s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Donna Reservoirs Temperature Statistics

September Temperature

McAllen, Miller International Airport (10.6 miles)

  • Lowest 1 September, 2026

    80.7 °F

  • Average September

    92.3 °F

  • Highest 1 September, 2026

    105.7 °F

Climate (2021–2026)

McAllen, Miller International Airport (10.6 miles)

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  • Average Low 2021–2026

    68.3 °F

  • Average 2021–2026

    78.1 °F

  • Average High 2021–2026

    88.8 °F
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