What is the air quality in Saint Croix today?

The current Air Quality Index (AQI) in Saint Croix is 26 (Good). PM2.5 concentration is 6.15 µg/m³.

What is the temperature in Saint Croix right now?

The current temperature in Saint Croix is 31.1°C (feels like 35.6°C). Humidity is 57.9% and wind speed is 92.2 km/h.

Is it safe to go outside in Saint Croix?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 12.9 (Extreme).

Air Quality in Saint Croix, Virgin Islands, U.S.

Drizzle

31.1°C · 57.9% humidity

31.1°

Feels 35.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

25 12pm

26 3pm

27 6pm

27 9pm

25 12am

25 3am

24 6am

25 9am

View AQI history for Saint Croix →

57.9%

Humidity

92.2 km/h

Wind ESE

1015.2 hPa

Pressure

12.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.15 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Saint Croix?

Temperature & Precipitation

PM2.56.15 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX12.9

Extreme

Both models agree Avg diff: 1.3°C

What cities are near Saint Croix?

29 Charlotte Amalie 30 Road Town 25 Fajardo 25 Humacao 24 Carolina 25 Guayama 24 Caguas 24 Trujillo Alto 25 Cayey 24 Guaynabo

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-04T19:50 UTC.