West Palm Beach Air Quality in June

Across 2019–2025, West Palm Beach's June air quality had a median AQI of 52 (Moderate) over 210 monitored days in the Miami-Fort Lauderdale-West Palm Beach, FL area. 0.5% of June days (1 of 210) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 90.5% of days. The cleanest June on record here was 2025 (median AQI 48, 0 days above 100) and the worst was 2021 (median 51, 1 day above 100, peak AQI 119).

52
Median AQI
Moderate
0.5%
Days above AQI 100
1 of 210 days
66
90th percentile AQI
worst 1 day in 10
119
Peak AQI
Unhealthy for Sensitive Groups
PM2.5
Main pollutant
90.5% of days
45.7%
Good days
96 of 210
  • Good: 45.7%
  • Moderate: 53.8%
  • Unhealthy for Sensitive Groups: 0.5%
  • Unhealthy or worse: 0.0%

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QUICK ANSWER

How is the air in West Palm Beach in June?

Moderate on a typical day: median AQI 52 across 2019–2025, with 0.5% of June days above AQI 100. Fine particulate matter (PM2.5) is the main driver.

  • 45.7% of June days were Good (AQI 0–50), 53.8% Moderate (51–100).
  • 1 day of 210 reached AQI 101+; the June peak was 119.
  • Best June: 2025; worst June: 2021.

Frequently asked questions

What is the air quality like in West Palm Beach in June?

Across 2019–2025, the median daily AQI in West Palm Beach in June was 52 (Moderate). 45.7% of days were Good, 53.8% Moderate, and 0.5% reached Unhealthy for Sensitive Groups or worse, based on 210 monitored days in EPA's Air Quality System.

Is June a good time for outdoor exercise in West Palm Beach?

A typical June day in West Palm Beach is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and fewer than 1% of June days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.

Which pollutant causes West Palm Beach's June air quality problems?

Fine particulate matter (PM2.5) set the daily AQI on 90.5% of June days in West Palm Beach. The highest June AQI recorded in 2019–2025 was 119 (Unhealthy for Sensitive Groups), in 2021.

West Palm Beach June air quality, year by year

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

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
20193054094PM2.5
20203053073PM2.5
2021worst30511119PM2.5
20223049090PM2.5
20233054064PM2.5
20243051067PM2.5
2025cleanest3048071PM2.5

What June air means in West Palm Beach

A typical June day in West Palm Beach is Moderate (median AQI 52): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and fewer than 1% of June days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.

June's median AQI of 52 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 June AQI across every EPA metro area (100,635 metro-days, 2019–2025) is 46, so West Palm Beach runs above the national June norm; 0.5% of its June days topped AQI 100 versus 3.7% nationally (below average).

June 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.