Luis Munoz Marin International Airport (SJU) 15 Day Weather Forecast, San Juan Puerto Rico
Current weather conditions and 15 day weather forecast for Luis Munoz Marin International Airport in San Juan, Puerto Rico including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at SJU
| 11 September 2026 Fri 30 ° C ( 86.1°F )  Overcast |
Feels Like : 35.2 ° C / 95.4°F Humidity : % 70 Pressure : 1014 mb Wind Speed : 26.3 kmph / 16.3 miles from E 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Luis Munoz Marin International Airport, San Juan, Puerto Rico
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 11 September 2026 Fri |  Patchy rain nearby |
27.3 ° C | 30.8 ° C | 28.7 ° C | % 76 | 26.6 km/h | 57% |
| 12 September 2026 Sat | Patchy rain nearby |
27.1 ° C | 30 ° C | 28.2 ° C | % 72 | 28.1 km/h | 63% |
| 13 September 2026 Sun | Patchy rain nearby |
26.9 ° C | 30 ° C | 28.1 ° C | % 74 | 27.7 km/h | 66% |
| 14 September 2026 Mon | Patchy rain nearby |
26.9 ° C | 29.9 ° C | 28.1 ° C | % 71 | 28.1 km/h | 45% |
| 15 September 2026 Tue | Overcast |
26.3 ° C | 30 ° C | 27.9 ° C | % 72 | 28.4 km/h | 66% |
| 16 September 2026 Wed | Overcast |
25.7 ° C | 30.1 ° C | 27.9 ° C | % 74 | 28.1 km/h | 62% |
| 17 September 2026 Thu | Patchy rain nearby |
26.8 ° C | 30.3 ° C | 28.2 ° C | % 77 | 26.3 km/h | 72% |
| 18 September 2026 Fri | Patchy rain nearby |
26.6 ° C | 30 ° C | 28.1 ° C | % 76 | 24.8 km/h | 81% |
| 19 September 2026 Sat | Patchy rain nearby |
26.3 ° C | 30.9 ° C | 28.4 ° C | % 75 | 22 km/h | 55% |
| 20 September 2026 Sun | Overcast |
25.9 ° C | 31 ° C | 28 ° C | % 76 | 22.7 km/h | 23% |
| 21 September 2026 Mon | Overcast |
26.1 ° C | 30.4 ° C | 28.1 ° C | % 78 | 22.7 km/h | 25% |
| 22 September 2026 Tue |  Sunny |
26.2 ° C | 31 ° C | 28.5 ° C | % 75 | 27.4 km/h | 12% |
| 23 September 2026 Wed | Patchy rain nearby |
26.5 ° C | 30.6 ° C | 28.2 ° C | % 76 | 27.7 km/h | 44% |
| 24 September 2026 Thu | Patchy rain nearby |
26.1 ° C | 30.1 ° C | 27.9 ° C | % 74 | 27.4 km/h | 23% |
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