Jackson Air Quality in January
Across 2019–2025, Jackson's January air quality had a median AQI of 48 (Good) over 217 monitored days in the Jackson, MS area. 0.0% of January days (0 of 217) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 80.6% of days. The cleanest January on record here was 2024 (median AQI 38, 0 days above 100) and the worst was 2022 (median 52, 0 days above 100, peak AQI 71).
- Good: 54.8%
- Moderate: 45.2%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
Extra Protection for Jackson Homes
Air quality in Jackson is moderate (AQI 75), 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 Jackson in January?
Good on a typical day: median AQI 48 across 2019–2025, with 0.0% of January days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓54.8% of January days were Good (AQI 0–50), 45.2% Moderate (51–100).
- ✓0 days of 217 reached AQI 101+; the January peak was 87.
- ✓Best January: 2024; worst January: 2022.
Frequently asked questions
What is the air quality like in Jackson in January?▾
Across 2019–2025, the median daily AQI in Jackson in January was 48 (Good). 54.8% of days were Good, 45.2% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 217 monitored days in EPA's Air Quality System.
Is January a good time for outdoor exercise in Jackson?▾
A typical January day in Jackson sits in the Good range (median AQI 48), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of January days reached AQI 101+ in 2019–2025.
Which pollutant causes Jackson's January air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 80.6% of January days in Jackson. The highest January AQI recorded in 2019–2025 was 87 (Moderate), in 2022.
Jackson January air quality, year by year
Jackson January air quality by year (Jackson, MS, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 31 | 45 | 0 | 70 | PM2.5 |
| 2020 | 31 | 52 | 0 | 87 | PM2.5 |
| 2021 | 31 | 52 | 0 | 63 | PM2.5 |
| 2022worst | 31 | 52 | 0 | 71 | PM2.5 |
| 2023 | 31 | 46 | 0 | 63 | PM2.5 |
| 2024cleanest | 31 | 38 | 0 | 66 | PM2.5 |
| 2025 | 31 | 42 | 0 | 64 | PM2.5 |
What January air means in Jackson
A typical January day in Jackson sits in the Good range (median AQI 48), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of January days reached AQI 101+ in 2019–2025.
January's median AQI of 48 is below Jackson's whole-year median of 52, making it one of the area's cleaner periods. Nationally, the median January AQI across every EPA metro area (95,602 metro-days, 2019–2025) is 39, so Jackson runs above the national January norm; 0.0% of its January days topped AQI 100 versus 0.7% nationally (about the same).
January is part of Jackson's winter season (December, January, February); the winter page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Jackson
The latest EPA AirNow observation puts Jackson's AQI at 75 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Jackson air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Jackson, MS), 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.