Metro area air quality · 2025

Lakeland-Winter Haven, FL

Median AQI 34 (Good). 94.4% of monitored days rated Good across this metro's EPA monitoring network.

34
Median AQI
94.4%
Good-air days
0
Unhealthy days
92%
Cleaner than US metros

Aggregated from EPA Air Quality System (2025), 268 monitored days. EPA AQS →

The verdict

The Lakeland-Winter Haven, FL metro runs good on the EPA scale, among the cleanest 10% of US metros, a median AQI of 34 with 94.4% of 268 monitored days in the Good band.

34
median AQI · Good
94.4%
days rated Good
92%
cleaner than US metros
100
worst single reading

No day crossed into the Unhealthy tier across the metro's monitors in 2025.

Insights: Lakeland-Winter Haven, FL metro. Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 34 over 268 measured days in 2025, which corresponds to a Good band and a Excellent metro-wide health grade. The monitored-day split lands at 253 Good days (94%), 15 Moderate (6%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 47 while the highest single-day reading hit 100 (Moderate). Metro residents averaged roughly 28.3 clean-air days per 30-day window across the reporting year.

Across the 2020–2025 trend window, good days shifted by +1 and the median AQI moved -8 points, which classifies the multi-year trajectory as improving. 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 Bangor, ME (86.1% good, AQI 34); Baraboo, WI (79.6% good, AQI 34); Dyersburg, TN (79.4% good, AQI 34).

Air Quality Summary

Median AQI

34

Good

Good Days

94.4%

253 of 268 days

Max AQI

100

Moderate

Health Grade

Excellent

90th pct: 47

AQI Day Breakdown (2025)

Distribution of 268 monitored days across EPA AQI categories.

Good

253

94%

Moderate

15

6%

USG

0

0%

Unhealthy

0

0%

Very Unhealthy

0

0%

Hazardous

0

0%

Health Impact Assessment

Excellent

The Lakeland-Winter Haven, FL metro area's air quality is rated Excellent based on 94.4% 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 Lakeland-Winter Haven, FL metro compare?

How Lakeland-Winter Haven, FL compares

Good-day share better than US avg
Lakeland-Winter Haven, FL 94.4%
Bangor, ME 86.1%
US average 71.3%
Median AQI better than US avg
Lakeland-Winter Haven, FL 34
Bangor, ME 34
US average 41
Unhealthy days / yr better than US avg
Lakeland-Winter Haven, FL 0
Bangor, ME 0
US average 1

5-Year Air Quality Trend

Air quality is improving in the Lakeland-Winter Haven, FL metro. Best year: 2024 (282 good days).

Year Good Moderate Unhealthy Median AQI
2020 252 113 0 42
2021 232 133 0 45
2022 264 99 0 44
2023 275 89 0 42
2024 282 82 0 39
2025 253 15 0 34

Metros with Similar Air Quality

Metro areas across the US with a similar median AQI to Lakeland-Winter Haven, FL.

Bangor, ME

AQI 34 · 86.1% good

34

Baraboo, WI

AQI 34 · 79.6% good

34

Dyersburg, TN

AQI 34 · 79.4% good

34

Fairmont, WV

AQI 34 · 72.9% good

34

Laconia, NH

AQI 34 · 87.9% good

34

Lawrenceburg, TN

AQI 34 · 80.8% good

34

More Air Quality Data

Explore EPA air quality rankings and guides across U.S. metros and counties.

Cleanest Metro Areas

U.S. metros ranked by their share of Good air-quality days.

Worst Air Quality

Counties and metros with the most unhealthy air days.

All Metro Areas

Annual AQI by CBSA for every monitored U.S. metro area.

Best and Worst City Air

What drives urban air quality and how metro areas compare.

Air Quality Guides

Frequently Asked Questions

What is the air quality in the Lakeland-Winter Haven, FL metro area? ▼
The Lakeland-Winter Haven, FL metro area has a median Air Quality Index (AQI) of 34, rated "Good." 94.4% of monitored days (253 out of 268) had good air quality in 2025.
How many unhealthy air days does Lakeland-Winter Haven, FL have? ▼
In 2025, the Lakeland-Winter Haven, FL metro area recorded 0 unhealthy air days (0 Unhealthy, 0 Very Unhealthy, 0 Hazardous). The maximum AQI reached 100.
Is air quality in Lakeland-Winter Haven, FL getting better or worse? ▼
Air quality in the Lakeland-Winter Haven, FL metro is improving based on 5-year trends (2020-2025). Best year: 2024 with 282 good days. Worst year: 2021 with 232 good days.
What does AQI 34 mean for health? ▼
An AQI of 34 is "Good", air quality is satisfactory and poses little or no health risk. This is the best category on the EPA's AQI scale.
What is the 90th percentile AQI for Lakeland-Winter Haven, FL? ▼
The 90th percentile AQI for the Lakeland-Winter Haven, FL metro area is 47, meaning 90% of monitored days had an AQI at or below this level. The maximum AQI recorded was 100 (Moderate).
How does Lakeland-Winter Haven, FL compare to other metro areas? ▼
The Lakeland-Winter Haven, FL metro has 94.4% good air days. Similar metros: Bangor, ME (86.1% good), Baraboo, WI (79.6% good), Dyersburg, TN (79.4% good).

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.