Guaynabo Weather Forecast

    • 72
    • 84

    Rain Showers

    • 72
    • 87

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 71
    • 85

    Rain Showers

    • 71
    • 86

    Rain Showers

Today 31 Mar San Juan and Vicinity

Partly cloudy with isolated Showers late this Morning, then mostly cloudy with scattered Showers this afternoon. Highs around 86. East Winds 15 to 20 Mph. Chance of rain 50 percent.

Tonight 31 Mar San Juan and Vicinity

Mostly cloudy with scattered Showers with isolated Thunderstorms. Lows around 77. East Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Guaynabo Temperature Statistics

March Temperature

San Juan Fernando Luis Ribas Dominicci (6.8 miles)

  • Lowest 15 March, 2025

    69.8 °F

  • Average March

    80.8 °F

  • Highest 11 March, 2025

    89.6 °F

Climate (2020–Present)

San Juan Fernando Luis Ribas Dominicci (6.8 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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