Reservoir Number One Weather Forecast

    • 64
    • 90

    Rain Showers Likely

    • 64
    • 72

    Rain Showers

    • 67
    • 78

    Rain Showers Likely

    • 68
    • 83

    Chance Rain Showers

    • 69
    • 87

    Partly Sunny

    • 73
    • 88

    Partly Sunny

    • 72
    • 90

    Mostly Cloudy

Today 18 Apr Inland Cameron

Mostly cloudy. Near steady temperature in the upper 80s. Southeast Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 18 Apr Inland Cameron

Mostly cloudy. A slight chance of Showers and Thunderstorms this Evening, then Showers likely with a chance of Thunderstorms after midnight. Lows in the mid 60s. East Winds 10 to 15 Mph, becoming north after midnight. Gusts up to 30 Mph. Chance of rain 70 percent.

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Reservoir Number One Temperature Statistics

April Temperature

Harlingen, Rio Grande Valley International Airport (12.4 miles)

  • Lowest 7 April, 2026

    52.6 °F

  • Average April

    76.6 °F

  • Highest 2 April, 2026

    92.6 °F

Climate (2021–Present)

Harlingen, Rio Grande Valley International Airport (12.4 miles)

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  • Average Low 2021–2026

    65.7 °F

  • Average 2021–2026

    75.7 °F

  • Average High 2021–2026

    86.5 °F
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