West Palm Beach Air Quality in August
Across 2019–2025, West Palm Beach's August air quality had a median AQI of 49 (Good) over 217 monitored days in the Miami-Fort Lauderdale-West Palm Beach, FL area. 0.0% of August days (0 of 217) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 96.3% of days. The cleanest August on record here was 2020 (median AQI 46, 0 days above 100) and the worst was 2023 (median 59, 0 days above 100, peak AQI 75).
- Good: 51.6%
- Moderate: 48.4%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How is the air in West Palm Beach in August?
Good on a typical day: median AQI 49 across 2019–2025, with 0.0% of August days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓51.6% of August days were Good (AQI 0–50), 48.4% Moderate (51–100).
- ✓0 days of 217 reached AQI 101+; the August peak was 92.
- ✓Best August: 2020; worst August: 2023.
Frequently asked questions
What is the air quality like in West Palm Beach in August?▾
Across 2019–2025, the median daily AQI in West Palm Beach in August was 49 (Good). 51.6% of days were Good, 48.4% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 217 monitored days in EPA's Air Quality System.
Is August a good time for outdoor exercise in West Palm Beach?▾
A typical August day in West Palm Beach sits in the Good range (median AQI 49), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of August days reached AQI 101+ in 2019–2025.
Which pollutant causes West Palm Beach's August air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 96.3% of August days in West Palm Beach. The highest August AQI recorded in 2019–2025 was 92 (Moderate), in 2023.
West Palm Beach August air quality, year by year
West Palm Beach August air quality by year (Miami-Fort Lauderdale-West Palm Beach, FL, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 31 | 49 | 0 | 72 | PM2.5 |
| 2020cleanest | 31 | 46 | 0 | 69 | PM2.5 |
| 2021 | 31 | 49 | 0 | 92 | PM2.5 |
| 2022 | 31 | 47 | 0 | 90 | PM2.5 |
| 2023worst | 31 | 59 | 0 | 75 | PM2.5 |
| 2024 | 31 | 53 | 0 | 65 | PM2.5 |
| 2025 | 31 | 47 | 0 | 74 | PM2.5 |
What August air means in West Palm Beach
A typical August day in West Palm Beach sits in the Good range (median AQI 49), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of August days reached AQI 101+ in 2019–2025.
August's median AQI of 49 is in line with West Palm Beach's whole-year median of 51, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median August AQI across every EPA metro area (104,152 metro-days, 2019–2025) is 45, so West Palm Beach runs above the national August norm; 0.0% of its August days topped AQI 100 versus 3.5% nationally (below average).
August is part of West Palm Beach's summer season (June, July, August); the summer page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in West Palm Beach
The latest EPA AirNow observation puts West Palm Beach's AQI at 28 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current West Palm Beach air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Miami-Fort Lauderdale-West Palm Beach, FL), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.