City of Harlingen Reservoir Weather Forecast

    • 61
    • 73

    Chance Rain Showers

    • 60
    • 77

    Chance Rain Showers

    • 62
    • 81

    Partly Sunny

    • 61
    • 83

    Mostly Cloudy

    • 37
    • 74

    Chance Rain Showers

    • 36
    • 49

    Mostly Cloudy

Today 20 Jan Inland Cameron

Mostly cloudy. Highs in the mid 70s. East Winds 10 to 15 Mph.

Tonight 20 Jan Inland Cameron

Mostly cloudy. Lows in the lower 60s. Southeast Winds 5 to 10 Mph.

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City of Harlingen Reservoir Temperature Statistics

January Temperature

Harlingen, Rio Grande Valley International Airport (5.6 miles)

  • Lowest 15 January, 2026

    39.9 °F
  • Average January

    64.6 °F
  • Highest 3 January, 2026

    90 °F

Climate (2021–Present)

Harlingen, Rio Grande Valley International Airport (5.6 miles)

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  • Average Low 2021–2026

    65.7 °F
  • Average 2021–2026

    75.5 °F
  • Average High 2021–2026

    86.3 °F
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