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Mountain town in Wyoming, United States

Air quality in Jackson Hole

Updated October 2026Sources
5PM2.5 µg/m³, yearly

Meets the WHO guideline

The annual average PM2.5 in Jackson Hole was 5 µg/m³ in 2021, about 1.0 times the WHO guideline of 5 µg/m³. Wildfire smoke can drift in during Jul–Sep, especially during western fire seasons; otherwise air is clean.

Key facts

PM2.5 by year

YearAnnual average
20215 µg/m³
20214.9 µg/m³
20205 µg/m³
20204.8 µg/m³
20194 µg/m³
20193.6 µg/m³
20185 µg/m³
20185.1 µg/m³
20175 µg/m³
20174.8 µg/m³
20164 µg/m³
20164.4 µg/m³
20155 µg/m³
20154.7 µg/m³

Air quality across United States

PlacePM2.5Level
Maui2 µg/m³Meets the WHO guideline
Honolulu3 µg/m³Meets the WHO guideline
Kauai3 µg/m³Meets the WHO guideline
Big Island3 µg/m³Meets the WHO guideline
Jackson Hole5 µg/m³Meets the WHO guideline
Lake Tahoe5.2 µg/m³Fairly clean
Portland5.8 µg/m³Fairly clean
Denver6 µg/m³Fairly clean
Seattle6.1 µg/m³Fairly clean
Miami6.2 µg/m³Fairly clean
Miami Beach6.2 µg/m³Fairly clean
Washington, D.C.6.3 µg/m³Fairly clean
Boston6.4 µg/m³Fairly clean
Orlando6.7 µg/m³Fairly clean
New York City7.1 µg/m³Fairly clean
Philadelphia7.2 µg/m³Fairly clean
Charleston7.3 µg/m³Fairly clean
Nashville7.7 µg/m³Fairly clean
Scottsdale8 µg/m³Fairly clean
Napa Valley8 µg/m³Fairly clean
New Orleans8.2 µg/m³Fairly clean
San Diego8.2 µg/m³Fairly clean
Atlanta8.5 µg/m³Fairly clean
Dallas8.5 µg/m³Fairly clean
Chicago8.7 µg/m³Fairly clean
Austin9 µg/m³Fairly clean
San Antonio9 µg/m³Fairly clean
Las Vegas9.7 µg/m³Fairly clean
Los Angeles10.5 µg/m³Moderate
Houston11.1 µg/m³Moderate

Quick answers

Is the air in Jackson Hole bad?

Meets the WHO guideline: 5 µg/m³ of PM2.5 on average, 1.0× the WHO guideline.

When is the air worst in Jackson Hole?

Wildfire smoke can drift in during Jul–Sep, especially during western fire seasons; otherwise air is clean.

How does Jackson Hole compare with the rest of United States?

People in United States breathe 7 µg/m³ of PM2.5 on average (2023, World Bank/WHO), against 5 µg/m³ measured here.

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Sources

Annual averages are measured values reported to the WHO; check a live map for today's air. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.