San José, Costa Rica Air Quality

As of 12:44 AM
Air quality index100Moderate

Acceptable for most people; unusually sensitive people should take it easier outdoors.

Next 24 hours

US AQI
  1. 103Now
  2. 100
  3. 101
  4. 1013 AM
  5. 102
  6. 106
  7. 1106 AM
  8. 114
  9. 97
  10. 819 AM
  11. 65
  12. 61
  13. 5712 PM
  14. 53
  15. 54
  16. 543 PM
  17. 55
  18. 61
  19. 676 PM
  20. 73
  21. 82
  22. 919 PM
  23. 100
  24. 107

Air quality outlook

Worst hour each day
  • Today114Unhealthy for sensitive groups
  • Sun 18145Unhealthy for sensitive groups
  • Mon 19102Unhealthy for sensitive groups
  • Tue 2096Moderate
  • Wed 21114Unhealthy for sensitive groups

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About San José weather

San José is in San José, Costa Rica at 9.93°, -84.08°. Right now it’s 19° and mostly cloudy; today’s high is 25° with a 85% chance of rain.

Costa Rica's climate is remarkably diverse for such a small country, ranging from tropical lowlands on both coasts to cool cloud forests in the central highlands. San José enjoys perpetual spring-like temperatures averaging 20°C to 26°C.

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