Guanica Weather Forecast

    • 75
    • 92

    Becoming Sunny

    • 76
    • 94

    Rain Showers

    • 75
    • 94

    Rain Showers

    • 77
    • 94

    Rain Showers

    • 76
    • 92

    Rain Showers

    • 75
    • 94

    Rain Showers

Today 13 Sep Southwest

Sunny this Morning, then variably cloudy with scattered Showers with isolated Thunderstorms this afternoon. Highs around 92. Temperature falling this afternoon. East Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 13 Sep Southwest

Partly cloudy with isolated Showers in the Evening, then clear after midnight. Lows around 83. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Guanica Temperature Statistics

September Temperature

San Juan Fernando Luis Ribas Dominicci (63.4 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 (63.4 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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