Harlingen Weather Forecast

    • 44
    • 77

    Decreasing Clouds

    • 42
    • 53

    Mostly Cloudy

    • 39
    • 52

    Rain

    • 31
    • 45

    Chance Drizzle

    • 45
    • 54

    Mostly Cloudy

    • 40
    • 61

    Chance Drizzle

Today 18 Jan Inland Cameron

Partly sunny in the Morning, then clearing. Patchy fog in the morning. Less humid with Highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. West Winds 5 to 10 Mph, becoming north 10 to 15 Mph in the afternoon.

Tonight 18 Jan Inland Cameron

Partly cloudy. Much cooler with Lows in the mid 40s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph, increasing to north 15 to 20 Mph with Gusts up to 30 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Harlingen Temperature Statistics

January Temperature

Harlingen, Rio Grande Valley International Airport (3.7 miles)

  • Lowest 6 January, 2025

    39.7 °F

  • Average January

    56.4 °F

  • Highest 5 January, 2025

    85.6 °F

Climate (2020–Present)

Harlingen, Rio Grande Valley International Airport (3.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    65.5 °F

  • Average 2020–2025

    75.1 °F

  • Average High 2020–2025

    85.9 °F
Get WillyWeather+ to remove ads