Miami Air Quality in February
Across 2019–2025, Miami's February air quality had a median AQI of 52 (Moderate) over 198 monitored days in the Miami-Fort Lauderdale-West Palm Beach, FL area. 1.0% of February days (2 of 198) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 81.8% of days. The cleanest February on record here was 2025 (median AQI 47, 0 days above 100) and the worst was 2024 (median 51, 2 days above 100, peak AQI 190).
- Good: 39.4%
- Moderate: 59.6%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 1.0%
Extra Protection for Miami Homes
Air quality in Miami is moderate (AQI 54), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.
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How is the air in Miami in February?
Moderate on a typical day: median AQI 52 across 2019–2025, with 1.0% of February days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓39.4% of February days were Good (AQI 0–50), 59.6% Moderate (51–100).
- ✓2 days of 198 reached AQI 101+; the February peak was 190.
- ✓Best February: 2025; worst February: 2024.
Frequently asked questions
What is the air quality like in Miami in February?▾
Across 2019–2025, the median daily AQI in Miami in February was 52 (Moderate). 39.4% of days were Good, 59.6% Moderate, and 1.0% reached Unhealthy for Sensitive Groups or worse, based on 198 monitored days in EPA's Air Quality System.
Is February a good time for outdoor exercise in Miami?▾
A typical February day in Miami is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 100 of February days (1.0%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
Which pollutant causes Miami's February air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 81.8% of February days in Miami. The highest February AQI recorded in 2019–2025 was 190 (Unhealthy), in 2024.
Miami February air quality, year by year
Miami February 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 | 28 | 50 | 0 | 61 | PM2.5 |
| 2020 | 29 | 52 | 0 | 65 | PM2.5 |
| 2021 | 28 | 55 | 0 | 67 | PM2.5 |
| 2022 | 28 | 50 | 0 | 64 | PM2.5 |
| 2023 | 28 | 57 | 0 | 75 | PM2.5 |
| 2024worst | 29 | 51 | 2 | 190 | PM2.5 |
| 2025cleanest | 28 | 47 | 0 | 80 | PM2.5 |
What February air means in Miami
A typical February day in Miami is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 100 of February days (1.0%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
February's median AQI of 52 is in line with Miami's whole-year median of 51, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median February AQI across every EPA metro area (87,428 metro-days, 2019–2025) is 41, so Miami runs above the national February norm; 1.0% of its February days topped AQI 100 versus 0.4% nationally (about the same).
February is part of Miami's winter season (December, January, February); the winter page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Miami
The latest EPA AirNow observation puts Miami's AQI at 54 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Miami 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.