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

13 December 2025 Sat
23.2 ° C
( 73.8°F )

Moderate rain
Moderate rain
Feels Like : 25.6 ° C / 78°F
Humidity : % 78
Pressure : 1016 mb
Wind Speed : 5 kmph / 3.1 miles from NENE
Visibility : 6 km
Precipitation (rainfall) : 1.11 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
13 December 2025 Sat Patchy rain nearby Patchy rain nearby 16.8 ° C 23.1 ° C 19 ° C % 92 7.2 km/h 93%
14 December 2025 Sun Moderate rain Moderate rain 15.7 ° C 25.5 ° C 19.9 ° C % 89 8.3 km/h 88%
15 December 2025 Mon Moderate rain Moderate rain 16 ° C 24.8 ° C 18.4 ° C % 92 10.1 km/h 81%
16 December 2025 Tue Patchy rain nearby Patchy rain nearby 15.6 ° C 25.9 ° C 19.5 ° C % 84 10.1 km/h 87%
17 December 2025 Wed Patchy rain nearby Patchy rain nearby 16 ° C 27.7 ° C 18.7 ° C % 84 8.3 km/h 82%
18 December 2025 Thu Patchy rain nearby Patchy rain nearby 16.2 ° C 24.3 ° C 19.4 ° C % 88 8.6 km/h 79%
19 December 2025 Fri Patchy rain nearby Patchy rain nearby 16.4 ° C 25.9 ° C 20 ° C % 88 8.6 km/h 76%
20 December 2025 Sat Patchy rain nearby Patchy rain nearby 17 ° C 27 ° C 20.6 ° C % 85 8.3 km/h 89%
21 December 2025 Sun Patchy rain nearby Patchy rain nearby 16.1 ° C 25.7 ° C 19.6 ° C % 86 7.9 km/h 74%
22 December 2025 Mon Patchy rain nearby Patchy rain nearby 15.3 ° C 28.1 ° C 20 ° C % 80 8.3 km/h 67%
23 December 2025 Tue Patchy rain nearby Patchy rain nearby 16 ° C 27.7 ° C 20 ° C % 80 9 km/h 87%
24 December 2025 Wed Sunny Sunny 15.2 ° C 27.4 ° C 19.6 ° C % 78 9.7 km/h 0%
25 December 2025 Thu Patchy rain nearby Patchy rain nearby 15.4 ° C 28 ° C 19.5 ° C % 81 8.6 km/h 85%
26 December 2025 Fri Patchy rain nearby Patchy rain nearby 15.5 ° C 26.6 ° C 19.4 ° C % 83 8.3 km/h 89%
Weather forecasts are usually fully updated every 3 hours.

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