Jackson Air Quality in December
Across 2019–2025, Jackson's December air quality had a median AQI of 52 (Moderate) over 217 monitored days in the Jackson, MS area. 0.0% of December days (0 of 217) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 88.9% of days. The cleanest December on record here was 2022 (median AQI 44, 0 days above 100) and the worst was 2021 (median 54, 0 days above 100, peak AQI 73).
- Good: 46.1%
- Moderate: 53.9%
- 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 December?
Moderate on a typical day: median AQI 52 across 2019–2025, with 0.0% of December days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓46.1% of December days were Good (AQI 0–50), 53.9% Moderate (51–100).
- ✓0 days of 217 reached AQI 101+; the December peak was 87.
- ✓Best December: 2022; worst December: 2021.
Frequently asked questions
What is the air quality like in Jackson in December?▾
Across 2019–2025, the median daily AQI in Jackson in December was 52 (Moderate). 46.1% of days were Good, 53.9% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 217 monitored days in EPA's Air Quality System.
Is December a good time for outdoor exercise in Jackson?▾
A typical December day in Jackson 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 December 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 Jackson's December air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 88.9% of December days in Jackson. The highest December AQI recorded in 2019–2025 was 87 (Moderate), in 2021.
Jackson December air quality, year by year
Jackson December air quality by year (Jackson, MS, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 31 | 53 | 0 | 87 | PM2.5 |
| 2020 | 31 | 53 | 0 | 75 | PM2.5 |
| 2021worst | 31 | 54 | 0 | 73 | PM2.5 |
| 2022cleanest | 31 | 44 | 0 | 76 | PM2.5 |
| 2023 | 31 | 52 | 0 | 75 | PM2.5 |
| 2024 | 31 | 47 | 0 | 68 | PM2.5 |
| 2025 | 31 | 49 | 0 | 66 | PM2.5 |
What December air means in Jackson
A typical December day in Jackson 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 December days reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
December's median AQI of 52 is in line with Jackson's whole-year median of 52, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median December AQI across every EPA metro area (95,590 metro-days, 2019–2025) is 39, so Jackson runs above the national December norm; 0.0% of its December days topped AQI 100 versus 0.7% nationally (about the same).
December 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.