Metro area air quality · 2025

Show Low, AZ

Median AQI 13 (Good). 99.5% of monitored days rated Good across this metro's EPA monitoring network.

13
Median AQI
99.5%
Good-air days
0
Unhealthy days
99%
Cleaner than US metros

Show Low, AZ posted a 2025 median AQI of 13 (Good) with 99.5% Good days

According to the U.S. EPA Air Quality System, the Show Low, AZ CBSA recorded a median AQI of 13 across 365 monitored days in 2025, with 99.5% rated Good and 0 unhealthy or worse. This is an annual metro comparison, not a live advisory.

Data source EPA Air Quality System (AQS)

Cleaner than US metros
The Show Low, AZ CBSA's 99.5% Good-day share places it cleaner than 99% of US metros in 2025.
Closest median-AQI peer
Havre, MT (92.1% Good, median AQI 14) is the closest nationwide median-AQI peer to Show Low, AZ.
2020–2025 Good-day shift
Show Low, AZ's Good-day share moved +13.2 points from 2020 to 2025 (median AQI -30).
Median AQI
Median AQI: 13

Aggregated from EPA Air Quality System (2025), 365 monitored days. EPA AQS →

The verdict

Show Low, AZ sits in the upper Good-day tercile among EPA CBSA metros on this site (99.5% of 365 monitored days). On the EPA scale the metro runs good, among the cleanest 10% of US metros, with a median AQI of 13 and 99.5% of 365 monitored days in the Good band.

13
median AQI · Good
99.5%
days rated Good
99%
cleaner than US metros
54
worst single reading

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

Show Low, AZ sits in the upper Good-day tercile among EPA CBSA metros on this site (99.5% of 365 monitored days). Signature read: 99.5% Good-day share (high tercile vs CBSA corpus). Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 13 over 365 measured days in 2025 (Good / Excellent). The monitored-day split lands at 363 Good (99%), 2 Moderate (1%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 24; the highest single-day reading hit 54 (Moderate).

Across 2020–2025, Good-day share shifted +13.2 points and median AQI moved -30 (improving). No Unhealthy-tier days appear in this annual dataset. Metros with comparable AQI profiles include Havre, MT (92.1% good, AQI 14); Bozeman, MT (98.1% good, AQI 11); Taos, NM (98.9% good, AQI 16).

Best and worst city air quality →

Air Quality Summary

Median AQI

13

Good

Good Days

99.5%

363 of 365 days

Max AQI

54

Moderate

Health Grade

Excellent

90th pct: 24

AQI Day Breakdown (2025)

Distribution of 365 monitored days across EPA AQI categories.

Good

363

99%

Moderate

2

1%

USG

0

0%

Unhealthy

0

0%

Very Unhealthy

0

0%

Hazardous

0

0%

Health Impact Assessment

Excellent

The Show Low, AZ metro area's air quality is rated Excellent based on 99.5% 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 Show Low, AZ metro compare?

How Show Low, AZ compares

Good-day share better than typical
Show Low, AZ 99.5%
Havre, MT 92.1%
Typical US metro 70.6%
Median AQI better than typical
Show Low, AZ 13
Havre, MT 14
Typical US metro 41
Unhealthy days / yr better than typical
Show Low, AZ 0
Havre, MT 1
Typical US metro 1

5-Year Air Quality Trend

Air quality is improving in the Show Low, AZ metro. Highest Good-day share: 2025 (99.5%, 363 of 365 monitored days).

Year Good Moderate Unhealthy Median AQI
2020 314 50 0 43
2021 292 72 0 44
2022 307 57 0 44
2023 290 74 0 43
2024 359 2 0 13
2025 363 2 0 13

Metros with a similar median AQI

CBSA peers nationwide whose annual median AQI sits near Show Low, AZ (13).

Havre, MT

Median AQI 14 · 92.1% Good-day share

14

Bozeman, MT

Median AQI 11 · 98.1% Good-day share

11

Taos, NM

Median AQI 16 · 98.9% Good-day share

16

Deming, NM

Median AQI 17 · 84.7% Good-day share

17

Evanston, WY

Median AQI 9 · 100.0% Good-day share

9

Hailey, ID

Median AQI 17 · 96.6% Good-day share

17

Metros with similar unhealthy-day exposure

A second relationship type: metros whose unhealthy-or-worse day count is closest to Show Low, AZ's 0 (independent of median AQI).

Aberdeen, SD

0 unhealthy-or-worse days · median AQI 27

27

Aberdeen, WA

0 unhealthy-or-worse days · median AQI 22

22

Adrian, MI

0 unhealthy-or-worse days · median AQI 41

41

Akron, OH

0 unhealthy-or-worse days · median AQI 45

45

Albany, GA

0 unhealthy-or-worse days · median AQI 46

46

Albany, OR

0 unhealthy-or-worse days · median AQI 27

27

Frequently Asked Questions

How many unhealthy air days does Show Low, AZ have? ▼
In 2025, the Show Low, AZ metro area recorded 0 unhealthy air days (0 Unhealthy, 0 Very Unhealthy, 0 Hazardous). The maximum AQI reached 54.
What is the air quality in the Show Low, AZ metro area? ▼
The Show Low, AZ metro area has a median Air Quality Index (AQI) of 13, rated "Good." 99.5% of monitored days (363 out of 365) had good air quality in 2025.
Is air quality in Show Low, AZ getting better or worse? ▼
Air quality in the Show Low, AZ metro is improving across floor-qualifying years (2020-2025); years with fewer than 100 monitored days are excluded from that direction. Highest qualifying Good-day share: 2025 at 99.5% (363 of 365 days). Lowest qualifying Good-day share: 2023 at 79.7% (290 of 364 days).
What does AQI 13 mean for health? ▼
An AQI of 13 is "Good", air quality is satisfactory and poses little or no health risk. This is the best category on the EPA's AQI scale.
How does Show Low, AZ compare to other metro areas? ▼
The Show Low, AZ metro has 99.5% good air days. Similar metros: Havre, MT (92.1% good), Bozeman, MT (98.1% good), Taos, NM (98.9% good).
What is the 90th percentile AQI for Show Low, AZ? ▼
The 90th percentile AQI for the Show Low, AZ metro area is 24, meaning 90% of monitored days had an AQI at or below this level. The maximum AQI recorded was 54 (Moderate).

Data Sources

Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Show Low, AZ, 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, Show Low, AZ · 2020–2025