Juan Santamaria International Airport (SJO) 15 Day Weather Forecast, San Jose Costa Rica
Current weather conditions and 15 day weather forecast for Juan Santamaria International Airport in San Jose, Costa Rica 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 SJO
| 04 June 2026 Thu 21 ° C ( 69.8°F )  Moderate or heavy rain with thunder |
Feels Like : 21 ° C / 69.8°F Humidity : % 94 Pressure : 1018 mb Wind Speed : 3.6 kmph / 2.2 miles from N 
Visibility : 3 km Precipitation (rainfall) : 0.27 mm Cloud (%) : 75 |
15-day weather forecast for Juan Santamaria International Airport, San Jose, Costa Rica
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 June 2026 Wed |  Moderate rain |
17.2 ° C | 26.7 ° C | 21.2 ° C | % 89 | 5.8 km/h | 91% |
| 04 June 2026 Thu |  Heavy rain |
17.7 ° C | 26.9 ° C | 21.4 ° C | % 91 | 5.4 km/h | 95% |
| 05 June 2026 Fri | Heavy rain |
18 ° C | 24.2 ° C | 20.3 ° C | % 94 | 5.8 km/h | 96% |
| 06 June 2026 Sat | Heavy rain |
18 ° C | 24.3 ° C | 20.1 ° C | % 94 | 6.8 km/h | 96% |
| 07 June 2026 Sun | Moderate rain |
16.5 ° C | 23.8 ° C | 20.1 ° C | % 94 | 5.4 km/h | 96% |
| 08 June 2026 Mon | Moderate rain |
14.7 ° C | 20 ° C | 18.6 ° C | % 97 | 7.6 km/h | 97% |
| 09 June 2026 Tue |  Patchy rain nearby |
14.5 ° C | 25.3 ° C | 19.1 ° C | % 79 | 8.3 km/h | 73% |
| 10 June 2026 Wed | Patchy rain nearby |
15.9 ° C | 25.8 ° C | 20.3 ° C | % 85 | 7.9 km/h | 73% |
| 11 June 2026 Thu | Patchy rain nearby |
17.7 ° C | 23.4 ° C | 20.1 ° C | % 95 | 6.1 km/h | 95% |
| 12 June 2026 Fri | Patchy rain nearby |
18.6 ° C | 23.6 ° C | 20.6 ° C | % 93 | 5.8 km/h | 94% |
| 13 June 2026 Sat | Moderate rain |
17.4 ° C | 26.1 ° C | 20.9 ° C | % 90 | 6.1 km/h | 94% |
| 14 June 2026 Sun | Patchy rain nearby |
19.1 ° C | 24.7 ° C | 21.1 ° C | % 91 | 6.8 km/h | 92% |
| 15 June 2026 Mon | Patchy rain nearby |
16.4 ° C | 24.5 ° C | 20.2 ° C | % 91 | 5 km/h | 91% |
| 16 June 2026 Tue | Patchy rain nearby |
16.3 ° C | 23 ° C | 19.1 ° C | % 91 | 4.7 km/h | 79% |
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