Cupey Weather Forecast

    • 69
    • 83

    Rain Showers

    • 68
    • 83

    Rain Showers

    • 67
    • 82

    Rain Showers

    • 68
    • 81

    Rain Showers

    • 69
    • 83

    Rain Showers

    • 69
    • 83

    Rain Showers

Today 23 Dec San Juan and Vicinity

Mostly cloudy with numerous Showers this Morning, then variably cloudy with scattered Showers this afternoon. Highs around 85. Temperature falling this afternoon. Northeast Winds 10 to 15 Mph. Chance of rain 60 percent.

Tonight 23 Dec San Juan and Vicinity

Variably cloudy in the Evening, then becoming mostly cloudy. Scattered Showers. Lows around 72. East Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cupey Temperature Statistics

December Temperature

San Juan, Luis Munoz Marin International Airport (7.5 miles)

  • Lowest 10 December, 2025

    73 °F

  • Average December

    79.3 °F

  • Highest 8 December, 2025

    88 °F

Climate (2020–Present)

San Juan, Luis Munoz Marin International Airport (7.5 miles)

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  • Average Low 2020–2025

    76.9 °F

  • Average 2020–2025

    82 °F

  • Average High 2020–2025

    87.5 °F
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