Bayamón Weather Forecast

    • 77
    • 88

    Rain Showers

    • 78
    • 87

    Rain Showers

    • 77
    • 89

    Rain Showers

    • 77
    • 90

    Mostly Sunny

    • 77
    • 88

    Rain Showers

    • 76
    • 88

    Rain Showers

    • 76
    • 88

    Rain Showers

Today 18 Oct San Juan and Vicinity

Partly cloudy with isolated Showers late this Morning, then mostly cloudy with scattered Showers with isolated Thunderstorms this afternoon. Highs around 90. Temperature falling this afternoon. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 18 Oct San Juan and Vicinity

Variably cloudy with scattered Showers with isolated Thunderstorms. Lows around 82. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bayamón Temperature Statistics

October Temperature

San Juan Fernando Luis Ribas Dominicci (7.5 miles)

  • Lowest 16 October, 2025

    75.2 °F

  • Average October

    84.8 °F

  • Highest 1 October, 2025

    93.2 °F

Climate (2020–Present)

San Juan Fernando Luis Ribas Dominicci (7.5 miles)

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  • Average Low 2020–2025

    77.7 °F

  • Average 2020–2025

    82.5 °F

  • Average High 2020–2025

    85.2 °F
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