| NWS Forecast for: San Juan and Vicinity Issued by: National Weather Service San Juan, PR Last Update: 243 AM AST Sun Sep 27 2026 |  |
Today: Partly cloudy, then becoming variably cloudy this late morning and early afternoon, then becoming mostly cloudy. Scattered showers. Isolated thunderstorms this afternoon. Highs around 93. Temperature falling this afternoon. East winds 10 to 15 mph. Chance of rain 50 percent. Tonight: Variably cloudy with scattered showers. Isolated thunderstorms after midnight. Lows around 82. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Monday: Variably cloudy in the morning, then becoming partly cloudy. Scattered showers with isolated thunderstorms. Highs around 91. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. Monday Night: Partly cloudy with isolated showers in the evening, then variably cloudy with scattered showers after midnight. Lows around 82. East winds 5 to 10 mph. Chance of rain 40 percent. Tuesday: Partly cloudy with isolated showers. Highs around 91. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Tuesday Night: Variably cloudy with scattered showers. Lows around 82. Chance of rain 40 percent. Wednesday: Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 91. Chance of rain 40 percent. Wednesday Night: Variably cloudy with scattered showers. Lows around 82. Chance of rain 40 percent. Thursday: Partly cloudy with isolated showers. Highs around 91. Temperature falling in the afternoon. Chance of rain 20 percent. Thursday Night: Partly cloudy with isolated showers. Lows around 82. Chance of rain 20 percent. Friday: Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 91. Temperature falling in the afternoon. Chance of rain 50 percent. Friday Night: Variably cloudy with scattered showers. Lows around 82. Chance of rain 50 percent. Saturday: Partly cloudy with isolated showers in the morning, then mostly cloudy with numerous showers with isolated thunderstorms in the afternoon. Highs around 91. Temperature falling in the afternoon. Chance of rain 60 percent. | |
| Zone Forecast: San Juan and Vicinity | |
Visit your local NWS office at: https://www.weather.gov/sju |