City in Florida, United States
Air quality in St. Petersburg
Fairly clean
The annual average PM2.5 in St. Petersburg was 7.2 µg/m³ in 2022, about 1.4 times the WHO guideline of 5 µg/m³. Red tide algae can cause coughing and dead fish on Gulf beaches in some years, usually late summer to fall.
Key facts
- PM2.5: 7.2 µg/m³ yearly average (2022). Measured at Tampa St Petersburg Clearwater FL, 17 km away.
- Nitrogen dioxide: 12.8 µg/m³ (2022), mostly from traffic.
Air quality across United States
| Place | PM2.5 | Level |
|---|---|---|
| Maui | 2 µg/m³ | Meets the WHO guideline |
| Honolulu | 3 µg/m³ | Meets the WHO guideline |
| Kauai | 3 µg/m³ | Meets the WHO guideline |
| Big Island | 3 µg/m³ | Meets the WHO guideline |
| Lake Tahoe | 5.2 µg/m³ | Fairly clean |
| Portland | 5.8 µg/m³ | Fairly clean |
| Denver | 6 µg/m³ | Fairly clean |
| Seattle | 6.1 µg/m³ | Fairly clean |
| Miami | 6.2 µg/m³ | Fairly clean |
| Miami Beach | 6.2 µg/m³ | Fairly clean |
| Washington, D.C. | 6.3 µg/m³ | Fairly clean |
| Boston | 6.4 µg/m³ | Fairly clean |
| Orlando | 6.7 µg/m³ | Fairly clean |
| New York City | 7.1 µg/m³ | Fairly clean |
| Philadelphia | 7.2 µg/m³ | Fairly clean |
| St. Petersburg | 7.2 µg/m³ | Fairly clean |
| Charleston | 7.3 µg/m³ | Fairly clean |
| Nashville | 7.7 µg/m³ | Fairly clean |
| Scottsdale | 8 µg/m³ | Fairly clean |
| Napa Valley | 8 µg/m³ | Fairly clean |
| New Orleans | 8.2 µg/m³ | Fairly clean |
| San Diego | 8.2 µg/m³ | Fairly clean |
| Atlanta | 8.5 µg/m³ | Fairly clean |
| Dallas | 8.5 µg/m³ | Fairly clean |
| Chicago | 8.7 µg/m³ | Fairly clean |
| Austin | 9 µg/m³ | Fairly clean |
| San Antonio | 9 µg/m³ | Fairly clean |
| Las Vegas | 9.7 µg/m³ | Fairly clean |
| Los Angeles | 10.5 µg/m³ | Moderate |
| Houston | 11.1 µg/m³ | Moderate |
Quick answers
Is the air in St. Petersburg bad?
Fairly clean: 7.2 µg/m³ of PM2.5 on average, 1.4× the WHO guideline.
When is the air worst in St. Petersburg?
Red tide algae can cause coughing and dead fish on Gulf beaches in some years, usually late summer to fall.
How does St. Petersburg compare with the rest of United States?
People in United States breathe 7 µg/m³ of PM2.5 on average (2023, World Bank/WHO), against 7.2 µg/m³ measured here.
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Sources
- WHO Ambient Air Quality Database
- WHO air quality guidelines (2021)
- Live air quality map (WAQI)
- PSTA (Pinellas Suncoast Transit Authority)
- Tampa International Airport
- Visit St. Pete-Clearwater
- Tampa General Hospital
Annual averages are measured values reported to the WHO; check a live map for today's air. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.