Montgomery Reservoir Weather Forecast

    • 76
    • 97

    Hot

    • 77
    • 96

    Mostly Sunny

    • 77
    • 96

    Chance Thunderstorms

    • 78
    • 99

    Hot

    • 79
    • 99

    Hot

    • 80
    • 100

    Hot

Today 7 Aug Inland Cameron

Sunny with Highs in the mid 90s. Southeast Winds 10 to 15 Mph. Heat index Values up to 108.

Tonight 7 Aug Inland Cameron

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

Montgomery Reservoir Temperature Statistics

August Temperature

Harlingen, Rio Grande Valley International Airport (4.3 miles)

  • Lowest 3 August, 2026

    73 °F

  • Average August

    88.3 °F

  • Highest 1 August, 2026

    102.7 °F

Climate (2021–2026)

Harlingen, Rio Grande Valley International Airport (4.3 miles)

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  • Average Low 2021–2026

    65.8 °F

  • Average 2021–2026

    75.9 °F

  • Average High 2021–2026

    86.8 °F
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