Mayaguez Weather Forecast

    • 76
    • 91

    Mostly Sunny

    • 76
    • 92

    Rain Showers

    • 76
    • 92

    Rain Showers

    • 77
    • 93

    Rain Showers

    • 77
    • 92

    Rain Showers

    • 77
    • 93

    Rain Showers

    • 76
    • 92

    Rain Showers

Today 13 Sep Mayaguez and Vicinity

Sunny this Morning, then mostly cloudy with numerous Showers with isolated Thunderstorms this afternoon. Highs around 92. Temperature falling this afternoon. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 13 Sep Mayaguez and Vicinity

Partly cloudy with isolated Showers this Evening, then clear after midnight. Lows around 83. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mayaguez Temperature Statistics

September Temperature

San Juan Fernando Luis Ribas Dominicci (71.5 miles)

  • Lowest 1 September, 2026

    77 °F

  • Average September

    85.7 °F

  • Highest 4 September, 2026

    89.6 °F

Climate (2021–2026)

San Juan Fernando Luis Ribas Dominicci (71.5 miles)

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  • Average Low 2021–2026

    77.7 °F

  • Average 2021–2026

    82.6 °F

  • Average High 2021–2026

    85.4 °F
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