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

24 August 2026 Mon
18.8 ° C
( 65.8°F )

Overcast
Overcast
Feels Like : 19.8 ° C / 67.6°F
Humidity : % 90
Pressure : 1014 mb
Wind Speed : 7.2 kmph / 4.5 miles from NENE
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
23 August 2026 Sun Overcast Overcast 18.8 ° C 26.3 ° C 21.3 ° C % 83 13 km/h 73%
24 August 2026 Mon Light rain shower Light rain shower 18.7 ° C 28.5 ° C 21.7 ° C % 82 7.9 km/h 83%
25 August 2026 Tue Mist Mist 18.1 ° C 27.5 ° C 20.9 ° C % 87 7.6 km/h 84%
26 August 2026 Wed Light rain shower Light rain shower 17.9 ° C 27.2 ° C 20.4 ° C % 90 6.8 km/h 92%
27 August 2026 Thu Light rain shower Light rain shower 18.7 ° C 20.8 ° C 19.4 ° C % 96 7.2 km/h 94%
28 August 2026 Fri Light rain shower Light rain shower 18.7 ° C 23 ° C 20.2 ° C % 89 10.8 km/h 88%
29 August 2026 Sat Cloudy Cloudy 17.4 ° C 28.5 ° C 21.3 ° C % 78 9.7 km/h 61%
30 August 2026 Sun Light rain shower Light rain shower 18.4 ° C 25.9 ° C 21.3 ° C % 87 5.8 km/h 86%
31 August 2026 Mon Patchy rain nearby Patchy rain nearby 18.3 ° C 24.2 ° C 20 ° C % 90 8.6 km/h 57%
01 September 2026 Tue Light rain shower Light rain shower 17.7 ° C 24.7 ° C 20.1 ° C % 90 6.5 km/h 91%
02 September 2026 Wed Light rain shower Light rain shower 17.4 ° C 23.6 ° C 20 ° C % 93 5.8 km/h 92%
03 September 2026 Thu Light rain shower Light rain shower 18.4 ° C 22.5 ° C 19.8 ° C % 93 6.5 km/h 93%
04 September 2026 Fri Mist Mist 17.6 ° C 25.1 ° C 20.5 ° C % 88 7.9 km/h 89%
05 September 2026 Sat Mist Mist 18.5 ° C 23.9 ° C 20.4 ° C % 88 7.6 km/h 88%
Weather forecasts are usually fully updated every 3 hours.

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