Cupey Weather Forecast

    • 72
    • 85

    Rain Showers

    • 72
    • 86

    Rain Showers

    • 72
    • 87

    Rain Showers

    • 71
    • 86

    Rain Showers

    • 72
    • 86

    Sunny

    • 73
    • 86

    Mostly Sunny

    • 73
    • 86

    Sunny

Today 6 Dec San Juan and Vicinity

Partly Cloudy, then becoming sunny early this Afternoon, then becoming partly cloudy. Isolated Showers. Highs around 88. Temperature falling this afternoon. East Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 6 Dec San Juan and Vicinity

Partly Cloudy, then becoming variably cloudy late this Evening, then becoming partly cloudy. Scattered Showers, mainly this evening. Lows around 81. East Winds 5 to 10 Mph. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Cupey Temperature Statistics

December Temperature

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

  • Lowest 1 December, 2025

    75 °F

  • Average December

    79.9 °F

  • Highest 3 December, 2025

    86 °F

Climate (2020–Present)

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

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    76.9 °F

  • Average 2020–2025

    81.9 °F

  • Average High 2020–2025

    87.5 °F
Get WillyWeather+ to remove ads