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Weather Graph

 

National Weather Service Today's Weather Impact Levels

National Weather Service Forecast for: San Juan, Puerto Rico  

Updated: 2:06 pm AST Mar 29, 2026

This
Afternoon
This Afternoon: Scattered showers. Partly sunny, with a high near 84. Northeast wind 11 to 13 mph. Chance of precipitation is 40%.
Scattered
Showers
Hi 84 °F
Tonight

Tonight: Scattered showers, mainly after 9pm. Partly cloudy, with a low around 72. East northeast wind around 11 mph. Chance of precipitation is 30%.
Scattered
Showers
Lo 72 °F
Monday

Monday: Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 84. East northeast wind 11 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Scattered
Showers
Hi 84 °F
Monday
Night
Monday Night: Scattered showers before 9pm, then scattered showers and thunderstorms between 9pm and 3am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 72. East northeast wind 9 to 13 mph. Chance of precipitation is 60%.
Showers
Likely
Lo 72 °F
Tuesday

Tuesday: Showers likely and possibly a thunderstorm before noon, then scattered showers. Mostly cloudy, with a high near 84. Northeast wind 11 to 14 mph. Chance of precipitation is 60%.
Showers
Likely
Hi 84 °F
Tuesday
Night
Tuesday Night: Showers likely. Mostly cloudy, with a low around 71. East northeast wind around 10 mph. Chance of precipitation is 60%.
Showers
Likely
Lo 71 °F
Wednesday

Wednesday: Showers likely, mainly before noon. Mostly cloudy, with a high near 84. East northeast wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Showers
Likely
Hi 84 °F
Wednesday
Night
Wednesday Night: Scattered showers. Mostly cloudy, with a low around 72. East wind around 10 mph. Chance of precipitation is 40%.
Scattered
Showers
Lo 72 °F
Thursday

Thursday: Scattered showers, mainly before noon. Mostly sunny, with a high near 85. East northeast wind 10 to 14 mph. Chance of precipitation is 40%.
Scattered
Showers then
Mostly Sunny
Hi 85 °F

National Weather Service Forecast Details

 

Caribbean Sea Satellite

NWS San Juan Doppler Radar

GRLevel3 radar images are not available at this time.

Day 1 rainfall

Day 2 rainfall

Day 3 rainfall

National Weather Service in San Juan

Area Forecast Discussion (AFD)

Weather Summary unavailable, please try later.

NWS SJU Office Area Forecast Discussion

Tropical Atlantic Satellite

Tropical Weather Outlook

Saharan Air Layer

Wind Shear Tendency

Sea Surface Temperatures

Sea Surface Temperatures Anomalies

200hPa Velocity Potential Forecast