Fort Lauderdale Air Quality in August

Across 2019–2025, Fort Lauderdale'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).

49
Median AQI
Good
0.0%
Days above AQI 100
0 of 217 days
63
90th percentile AQI
worst 1 day in 10
92
Peak AQI
Moderate
PM2.5
Main pollutant
96.3% of days
51.6%
Good days
112 of 217
  • Good: 51.6%
  • Moderate: 48.4%
  • Unhealthy for Sensitive Groups: 0.0%
  • Unhealthy or worse: 0.0%

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QUICK ANSWER

How is the air in Fort Lauderdale 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 Fort Lauderdale in August?

Across 2019–2025, the median daily AQI in Fort Lauderdale 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 Fort Lauderdale?

A typical August day in Fort Lauderdale 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 Fort Lauderdale's August air quality problems?

Fine particulate matter (PM2.5) set the daily AQI on 96.3% of August days in Fort Lauderdale. The highest August AQI recorded in 2019–2025 was 92 (Moderate), in 2023.

Fort Lauderdale August air quality, year by year

Fort Lauderdale August air quality by year (Miami-Fort Lauderdale-West Palm Beach, FL, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
20193149072PM2.5
2020cleanest3146069PM2.5
20213149092PM2.5
20223147090PM2.5
2023worst3159075PM2.5
20243153065PM2.5
20253147074PM2.5

What August air means in Fort Lauderdale

A typical August day in Fort Lauderdale 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 Fort Lauderdale'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 Fort Lauderdale 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 Fort Lauderdale's summer season (June, July, August); the summer page pools all three months.

Activity-specific thresholds: running, cycling, kids' sports.

Right now in Fort Lauderdale

The latest EPA AirNow observation puts Fort Lauderdale's AQI at 42 (PM2.5). The figures above are multi-year month statistics, not today's reading.

View current Fort Lauderdale 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.