Grants Pass, OR Air Quality
Report & Trends
Analysis & History
The Verdict
Grants Pass, OR is currently ranked #42 out of 224 cities tracked.
You are most likely to need an air purifier in December, when historical averages peak.
Health Recommendation
Sensitive groups should consider monitoring daily forecast apps significantly closer.
10-Year Annual PM2.5 Average
Analysis: Annual average Median AQI from 2015 to 2025.
Is Grants Pass, OR safe from particle pollution? The data points to December being the critical month. Since 2015, particle pollution days have trended downward, signaling a positive shift in local air hygiene.
Seasonal Risk Calendar
The "Smoke Season" Calendar
Values represent historical Average Monthly AQI (PM2.5). Higher is worse.
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Common Questions
When is the worst time for air quality in Grants Pass, OR?
Based on 10 years of data, the worst months for air quality in Grants Pass, OR are: December (AQI 56.1), November (AQI 55.7), July (AQI 44.5). These months typically see the highest concentrations of PM2.5 due to fine particulate matter trapped by local geography.
Is it safe to move to Grants Pass, OR given the air quality?
Absolutely. Grants Pass, OR has some of the cleanest air in the country. While no place is immune to occasional regional smoke, the long-term data shows it is a safe and healthy environment for residents.
Is the air quality in Grants Pass, OR improving?
Yes. Our 10-year analysis shows a positive trend. Despite regional wildfire challenges, average particulate levels in Grants Pass, OR have decreased, likely due to favorable weather patterns and reduced local emissions.
Do I really need an air purifier in Grants Pass, OR?
For daily use, likely not. Grants Pass, OR's air quality consistently rates as "Good." However, owning one as a precaution for wildfire season or allergy relief is still a smart decision for sensitive groups.
How accurate is this data?
This report is built on official EPA Air Quality System (AQS) data. We aggregated daily summary files from 2014 to present to build these charts. Unlike real-time apps that estimate, this is the verified historical record.
Is Grants Pass, OR safe from other disasters?
Air quality is just one factor. Check our sister site for a complete analysis of tornado, hurricane, and flood risks.
Full Safety Report →Summary
The area is worth it, but it come with a new cost: vigilance during pollution season.