Flint Air Quality in February

Across 2019–2025, Flint's February air quality had a median AQI of 40 (Good) over 184 monitored days in the Flint, MI area. 0.0% of February days (0 of 184) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 92.4% of days. The cleanest February on record here was 2023 (median AQI 36, 0 days above 100) and the worst was 2019 (median 53, 0 days above 100, peak AQI 72).

40
Median AQI
Good
0.0%
Days above AQI 100
0 of 184 days
59
90th percentile AQI
worst 1 day in 10
74
Peak AQI
Moderate
PM2.5
Main pollutant
92.4% of days
65.8%
Good days
121 of 184
  • Good: 65.8%
  • Moderate: 34.2%
  • Unhealthy for Sensitive Groups: 0.0%
  • Unhealthy or worse: 0.0%

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QUICK ANSWER

How is the air in Flint in February?

Good on a typical day: median AQI 40 across 2019–2025, with 0.0% of February days above AQI 100. Fine particulate matter (PM2.5) is the main driver.

  • 65.8% of February days were Good (AQI 0–50), 34.2% Moderate (51–100).
  • 0 days of 184 reached AQI 101+; the February peak was 74.
  • Best February: 2023; worst February: 2019.

Frequently asked questions

What is the air quality like in Flint in February?

Across 2019–2025, the median daily AQI in Flint in February was 40 (Good). 65.8% of days were Good, 34.2% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 184 monitored days in EPA's Air Quality System.

Is February a good time for outdoor exercise in Flint?

A typical February day in Flint sits in the Good range (median AQI 40), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of February days reached AQI 101+ in 2019–2025.

Which pollutant causes Flint's February air quality problems?

Fine particulate matter (PM2.5) set the daily AQI on 92.4% of February days in Flint. The highest February AQI recorded in 2019–2025 was 74 (Moderate), in 2019.

Flint February air quality, year by year

Flint February air quality by year (Flint, MI, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
2019worst1553072PM2.5
20202938062PM2.5
20212847072PM2.5
20222843074PM2.5
2023cleanest2736060PM2.5
20242937067PM2.5
20252837060PM2.5

What February air means in Flint

A typical February day in Flint sits in the Good range (median AQI 40), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of February days reached AQI 101+ in 2019–2025.

February's median AQI of 40 is in line with Flint's whole-year median of 42, 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 Flint runs in line with the national February norm; 0.0% of its February days topped AQI 100 versus 0.4% nationally (about the same).

February is part of Flint's winter season (December, January, February); the winter page pools all three months.

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

Right now in Flint

The latest EPA AirNow observation puts Flint's AQI at 20 (PM2.5). The figures above are multi-year month statistics, not today's reading.

View current Flint air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Flint, MI), 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.