7-Day Forecast 18.4°N 66.07°W (Text-Only)
NWS Forecast for: San Juan PR
Issued by: National Weather Service San Juan, PR
Last Update: 3:37 pm AST May 23, 2024
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  • This
    Afternoon

    This Afternoon: Isolated showers.  Mostly sunny, with a high near 88. Southeast wind around 9 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Isolated
    Showers


  • Tonight

    Tonight: Scattered showers, mainly after midnight.  Mostly cloudy, with a low around 77. Southeast wind 6 to 8 mph.  Chance of precipitation is 40%.

    Low: 77 °F

    Scattered
    Showers


  • Friday

    Friday: Scattered showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 89. Heat index values as high as 103. Southeast wind 5 to 9 mph.  Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    High: 89 °F

    Scattered
    Showers then
    Showers
    Likely

  • Friday
    Night

    Friday Night: Scattered showers.  Mostly cloudy, with a low around 79. Light south southeast wind.  Chance of precipitation is 50%.

    Low: 79 °F

    Scattered
    Showers


  • Saturday

    Saturday: Isolated showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 89. Light southeast wind becoming east southeast 5 to 10 mph in the morning.  Chance of precipitation is 70%.

    High: 89 °F

    Isolated
    Showers then
    Showers
    Likely

  • Saturday
    Night

    Saturday Night: Scattered showers.  Mostly cloudy, with a low around 79. Southeast wind around 6 mph.  Chance of precipitation is 30%.

    Low: 79 °F

    Scattered
    Showers


  • Sunday

    Sunday: Scattered showers.  Partly sunny, with a high near 91. Light east southeast wind becoming east 5 to 10 mph in the morning.  Chance of precipitation is 50%.

    High: 91 °F

    Scattered
    Showers


  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 80. East southeast wind 5 to 7 mph.

    Low: 80 °F

    Partly Cloudy



  • Memorial
    Day

    Memorial Day: Scattered showers, mainly after noon.  Mostly sunny, with a high near 90. East wind 7 to 9 mph.  Chance of precipitation is 50%.

    High: 90 °F

    Mostly Sunny
    then
    Scattered
    Showers



  • This Afternoon: Isolated showers. Mostly sunny, with a high near 88. Southeast wind around 9 mph. Chance of precipitation is 20%.

    Tonight: Scattered showers, mainly after midnight. Mostly cloudy, with a low around 77. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.

    Friday: Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 89. Heat index values as high as 103. Southeast wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    Friday Night: Scattered showers. Mostly cloudy, with a low around 79. Light south southeast wind. Chance of precipitation is 50%.

    Saturday: Isolated showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 89. Light southeast wind becoming east southeast 5 to 10 mph in the morning. Chance of precipitation is 70%.

    Saturday Night: Scattered showers. Mostly cloudy, with a low around 79. Southeast wind around 6 mph. Chance of precipitation is 30%.

    Sunday: Scattered showers. Partly sunny, with a high near 91. Light east southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 50%.

    Sunday Night: Partly cloudy, with a low around 80. East southeast wind 5 to 7 mph.

    Memorial Day: Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 7 to 9 mph. Chance of precipitation is 50%.

    Monday Night: Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 40%.

    Tuesday: Scattered showers. Partly sunny, with a high near 88. Chance of precipitation is 40%.

    Tuesday Night: Scattered showers. Mostly cloudy, with a low around 79. Chance of precipitation is 50%.

    Wednesday: Scattered showers. Partly sunny, with a high near 89. Chance of precipitation is 40%.

    Wednesday Night: Scattered showers. Mostly cloudy, with a low around 78. Chance of precipitation is 40%.

    Thursday: Scattered showers. Partly sunny, with a high near 88.



    San Juan PR
     18.4°N 66.07°W (Elev. 56 ft)

    Visit your local NWS office at: https://www.weather.gov/sju