Memphis Air Quality in Spring

Across 2019–2025, Memphis's spring (March–May) air quality had a median AQI of 52 (Moderate) over 644 monitored days in the Memphis, TN-MS-AR area. 0.9% of spring days (6 of 644) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 55.4% of days. The cleanest spring on record here was 2025 (median AQI 48, 0 days above 100) and the worst was 2023 (median 55, 3 days above 100, peak AQI 112).

52
Median AQI
Moderate
0.9%
Days above AQI 100
6 of 644 days
67
90th percentile AQI
worst 1 day in 10
112
Peak AQI
Unhealthy for Sensitive Groups
PM2.5
Main pollutant
55.4% of days
44.1%
Good days
284 of 644
  • Good: 44.1%
  • Moderate: 55.0%
  • Unhealthy for Sensitive Groups: 0.9%
  • Unhealthy or worse: 0.0%

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QUICK ANSWER

How is the air in Memphis in spring?

Moderate on a typical day: median AQI 52 across 2019–2025, with 0.9% of spring days above AQI 100. Fine particulate matter (PM2.5) is the main driver.

  • 44.1% of spring days were Good (AQI 0–50), 55.0% Moderate (51–100).
  • 6 days of 644 reached AQI 101+; the spring peak was 112.
  • Cleanest month: March; worst month: May.

Frequently asked questions

What is the air quality like in Memphis in spring?

Across 2019–2025, the median daily AQI in Memphis in spring was 52 (Moderate). 44.1% of days were Good, 55.0% Moderate, and 0.9% reached Unhealthy for Sensitive Groups or worse, based on 644 monitored days in EPA's Air Quality System.

Is spring a good time for outdoor exercise in Memphis?

A typical spring day in Memphis 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 spring 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 Memphis's spring air quality problems?

Fine particulate matter (PM2.5) set the daily AQI on 55.4% of spring days in Memphis. The highest spring AQI recorded in 2019–2025 was 112 (Unhealthy for Sensitive Groups), in 2023.

Memphis spring air quality, year by year

Memphis spring air quality by year (Memphis, TN-MS-AR, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
20199253090PM2.5
20209252079PM2.5
20219249076PM2.5
202292502112PM2.5
2023worst92553112PM2.5
202492541112PM2.5
2025cleanest9248090O3

What spring air means in Memphis

A typical spring day in Memphis 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 spring days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.

Spring's median AQI of 52 is in line with Memphis's whole-year median of 53, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median Spring AQI across every EPA metro area (307,196 metro-days, 2019–2025) is 43, so Memphis runs above the national Spring norm; 0.9% of its Spring days topped AQI 100 versus 0.8% nationally (about the same).

Within the season, March is the cleanest month (median AQI 51, 0.5% of days above 100) and May the worst (median 53, 1.8% above 100).

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

Right now in Memphis

The latest EPA AirNow observation puts Memphis's AQI at 57 (PM2.5). The figures above are multi-year season statistics, not today's reading.

View current Memphis air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Memphis, TN-MS-AR), 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.