Little Rock Air Quality in 2024
In 2024, Little Rock's air quality (Little Rock-North Little Rock-Conway, AR area) had a median daily AQI of 55 (Moderate) across 366 monitored days. 5 days (1.4%) reached Unhealthy for Sensitive Groups or worse, 118 were Good, and the year's peak AQI was 147 (Unhealthy for Sensitive Groups). Fine particulate matter (PM2.5) set the daily AQI on 311 of those days. The cleanest month of 2024 was January (median AQI 48, 0 days above 100) and the worst was October (median 74, 2 days above 100, peak 120).
- Good: 32.2%
- Moderate: 66.4%
- Unhealthy for Sensitive Groups: 1.4%
- Unhealthy or worse: 0.0%
Extra Protection for Little Rock Homes
Air quality in Little Rock is moderate (AQI 96), 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.
Recommended: Coway AP-1512HH Mighty — True HEPA + carbon · CADR ~246 CFM · rooms up to 361 sq ft
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How was Little Rock's air quality in 2024?
Moderate on a typical day: median AQI 55, with 5 days above AQI 100 out of 366 monitored — the 7th cleanest of 7 years on record for the area.
- ✓Peak AQI in 2024: 147 (Unhealthy for Sensitive Groups).
- ✓Fine particulate matter (PM2.5) was the main pollutant on 311 days.
- ✓Cleanest month: January; worst: October.
Frequently asked questions
What was the average AQI in Little Rock in 2024?▾
EPA's Air Quality System puts Little Rock's (Little Rock-North Little Rock-Conway, AR) median daily AQI for 2024 at 55, which is Moderate. 5 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 147.
Which month had the worst air quality in Little Rock in 2024?▾
The cleanest month of 2024 was January (median AQI 48, 0 days above 100) and the worst was October (median 74, 2 days above 100, peak 120).
Was 2024 a good or bad year for Little Rock's air?▾
Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 7th cleanest by days above AQI 100 — the worst year on record here. 2024's median of 55 is in line with the area's typical annual median of 54.
Little Rock month by month in 2024
Little Rock air quality month by month, 2024 (Little Rock-North Little Rock-Conway, AR, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| Januarycleanest | 31 | 48 | 0 | 87 | PM2.5 |
| February | 29 | 48 | 0 | 79 | PM2.5 |
| March | 31 | 49 | 0 | 66 | PM2.5 |
| April | 30 | 51 | 0 | 72 | PM2.5 |
| May | 31 | 53 | 0 | 84 | PM2.5 |
| June | 30 | 57 | 1 | 147 | PM2.5 |
| July | 31 | 57 | 0 | 80 | PM2.5 |
| August | 31 | 67 | 2 | 111 | PM2.5 |
| September | 30 | 55 | 0 | 84 | PM2.5 |
| Octoberworst | 31 | 74 | 2 | 120 | PM2.5 |
| November | 30 | 55 | 0 | 66 | PM2.5 |
| December | 31 | 57 | 0 | 77 | PM2.5 |
How 2024 compares
Among the 7 years EPA has published for the area (2019–2025), 2024 ranks 7th cleanest by days above AQI 100 — the worst year on record here.
2024's median of 55 is in line with the area's typical annual median of 54.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Little Rock
The latest EPA AirNow observation puts Little Rock's AQI at 96 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Little Rock air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Little Rock-North Little Rock-Conway, 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.