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
| 03 October 2026 Sat 17.7 ° C ( 63.9°F )  Overcast |
Feels Like : 19 ° C / 66.2°F Humidity : % 93 Pressure : 1012 mb Wind Speed : 5 kmph / 3.1 miles from NE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
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 October 2026 Sat | Overcast |
17.7 ° C | 27.2 ° C | 20.8 ° C | % 89 | 6.8 km/h | 91% |
| 04 October 2026 Sun | Overcast |
17.4 ° C | 23.8 ° C | 19.8 ° C | % 91 | 7.6 km/h | 84% |
| 05 October 2026 Mon |  Patchy rain nearby |
17 ° C | 25.4 ° C | 20.4 ° C | % 89 | 8.3 km/h | 90% |
| 06 October 2026 Tue |  Light rain shower |
17.2 ° C | 24.9 ° C | 20.4 ° C | % 92 | 7.9 km/h | 92% |
| 07 October 2026 Wed |  Fog |
17.6 ° C | 20.2 ° C | 18.9 ° C | % 98 | 4 km/h | 95% |
| 08 October 2026 Thu | Fog |
17.1 ° C | 22.3 ° C | 19 ° C | % 94 | 5.8 km/h | 90% |
| 09 October 2026 Fri | Overcast |
16.8 ° C | 24.9 ° C | 20.2 ° C | % 85 | 6.5 km/h | 83% |
| 10 October 2026 Sat | Light rain shower |
16.8 ° C | 25.2 ° C | 20.5 ° C | % 88 | 7.9 km/h | 89% |
| 11 October 2026 Sun | Light rain shower |
18 ° C | 24.7 ° C | 20.4 ° C | % 93 | 5.4 km/h | 92% |
| 12 October 2026 Mon | Fog |
17.7 ° C | 22.6 ° C | 20 ° C | % 95 | 6.1 km/h | 92% |
| 13 October 2026 Tue | Fog |
18.1 ° C | 24.2 ° C | 20.2 ° C | % 94 | 5 km/h | 94% |
| 14 October 2026 Wed | Light rain shower |
17.6 ° C | 23.6 ° C | 20.1 ° C | % 93 | 5 km/h | 93% |
| 15 October 2026 Thu |  Light rain |
18.6 ° C | 21.9 ° C | 19.7 ° C | % 98 | 7.2 km/h | 94% |
| 16 October 2026 Fri | Patchy rain nearby |
17.6 ° C | 23.8 ° C | 20.1 ° C | % 91 | 7.9 km/h | 80% |
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