Metro area air quality · 2025
Tallahassee, FL
Median AQI 52 (Moderate). 46.7% of monitored days rated Good across this metro's EPA monitoring network.
- 52
- Median AQI
- 46.7%
- Good-air days
- 0
- Unhealthy days
- 10%
- Cleaner than US metros
Aggregated from EPA Air Quality System (2025), 182 monitored days. EPA AQS →
The verdict
The Tallahassee, FL metro runs moderate on the EPA scale, among the more polluted US metros, a median AQI of 52 with 46.7% of 182 monitored days in the Good band.
- 52
- median AQI · Moderate
- 46.7%
- days rated Good
- 10%
- cleaner than US metros
- 140
- worst single reading
No day crossed into the Unhealthy tier across the metro's monitors in 2025.
Insights: Tallahassee, FL metro. Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 52 over 182 measured days in 2025, which corresponds to a Moderate band and a Poor metro-wide health grade. The monitored-day split lands at 85 Good days (47%), 96 Moderate (53%), and 1 Unhealthy-for-Sensitive-Groups (1%). The 90th-percentile AQI finished at 61 while the highest single-day reading hit 140 (USG). Metro residents averaged roughly 14.0 clean-air days per 30-day window across the reporting year.
Across the 2020–2025 trend window, good days shifted by -88 and the median AQI moved +1 points, which classifies the multi-year trajectory as stable. The metro avoided any Unhealthy-tier days entirely, an outcome that typically reflects favorable wind patterns, lower industrial density, or effective regional emission controls. Metros with comparable AQI profiles include Atlanta-Sandy Springs-Roswell, GA (45.3% good, AQI 52); El Dorado, AR (44.0% good, AQI 52); Greeley, CO (42.7% good, AQI 52).
Air Quality Summary
Median AQI
52
Moderate
Good Days
46.7%
85 of 182 days
Max AQI
140
USG
Health Grade
Poor
90th pct: 61
AQI Day Breakdown (2025)
Distribution of 182 monitored days across EPA AQI categories.
Good
85
47%
Moderate
96
53%
USG
1
1%
Unhealthy
0
0%
Very Unhealthy
0
0%
Hazardous
0
0%
Health Impact Assessment
The Tallahassee, FL metro area's air quality is rated Poor based on 46.7% good air days. No unhealthy air days were recorded in 2025.
Air quality is generally acceptable. Unusually sensitive people should monitor real-time conditions at AirNow.gov during high-pollution events.
How does the Tallahassee, FL metro compare?
How Tallahassee, FL compares
5-Year Air Quality Trend
Air quality is stable in the Tallahassee, FL metro. Best year: 2024 (216 good days).
| Year | Good | Moderate | Unhealthy | Median AQI | Max AQI |
|---|---|---|---|---|---|
| 2020 | 173 | 190 | 2 | 51 | 164 |
| 2021 | 186 | 179 | 0 | 49 | 81 |
| 2022 | 200 | 165 | 0 | 48 | 97 |
| 2023 | 191 | 173 | 0 | 49 | 124 |
| 2024 | 216 | 144 | 0 | 47 | 139 |
| 2025 | 85 | 96 | 0 | 52 | 140 |
Metros with Similar Air Quality
Metro areas across the US with a similar median AQI to Tallahassee, FL.
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Worst Air Quality
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All Metro Areas
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Best and Worst City Air
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Air Quality Guides
Frequently Asked Questions
What is the air quality in the Tallahassee, FL metro area? ▼
How many unhealthy air days does Tallahassee, FL have? ▼
Is air quality in Tallahassee, FL getting better or worse? ▼
What does AQI 52 mean for health? ▼
What is the 90th percentile AQI for Tallahassee, FL? ▼
How does Tallahassee, FL compare to other metro areas? ▼
Data Sources
Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset, 2020–2025. See our methodology for how AQI, median, and coverage figures are computed.
Read our methodology , how this data is sourced, computed, and verified.
Source: U.S. EPA Air Quality System (AQS) Annual AQI by CBSA summary files (metro-level) · 2020–2025
Every figure on PlainAir is rendered directly from EPA AQS air-quality monitoring data, no number is typed in by an editor. This page draws directly on EPA AQS air-quality monitoring data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.