Primera Weather Forecast

    • 74
    • 90

    Chance Thunderstorms

    • 73
    • 92

    Rain Showers Likely

    • 75
    • 93

    Rain Showers Likely

    • 76
    • 93

    Chance Thunderstorms

    • 75
    • 94

    Chance Thunderstorms

    • 75
    • 93

    Rain Showers Likely

Today 18 Sep Inland Cameron

Partly sunny with a chance of Showers and Thunderstorms. Highs around 90. East Winds 10 to 15 Mph. Chance of rain 50 percent.

Tonight 18 Sep Inland Cameron

Partly cloudy in the Evening, then mostly clear with a slight chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Primera Temperature Statistics

September Temperature

Harlingen, Rio Grande Valley International Airport (6.2 miles)

  • Lowest 14 September, 2025

    72 °F

  • Average September

    83 °F

  • Highest 4 September, 2025

    100 °F

Climate (2020–Present)

Harlingen, Rio Grande Valley International Airport (6.2 miles)

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  • Average Low 2020–2025

    65.4 °F

  • Average 2020–2025

    75.2 °F

  • Average High 2020–2025

    86.1 °F
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