Reno Air Quality in 2025

In 2025, Reno's air quality (Reno, NV area) had a median daily AQI of 50 (Good) across 365 monitored days. 2 days (0.5%) reached Unhealthy for Sensitive Groups or worse, 183 were Good, and the year's peak AQI was 112 (Unhealthy for Sensitive Groups). Ground-level ozone set the daily AQI on 261 of those days. The cleanest month of 2025 was October (median AQI 44, 0 days above 100) and the worst was June (median 63, 1 day above 100, peak 112).

50
Median AQI
Good
2
Days above AQI 100
0.5% of 365 days
71
90th percentile AQI
worst 1 day in 10
112
Peak AQI
Unhealthy for Sensitive Groups
O3
Main pollutant
261 of 365 days
183
Good days
50.1% of days
  • Good: 50.1%
  • Moderate: 49.3%
  • Unhealthy for Sensitive Groups: 0.5%
  • Unhealthy or worse: 0.0%

Extra Protection for Reno Homes

Air quality in Reno is moderate (AQI 64), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.

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QUICK ANSWER

How was Reno's air quality in 2025?

Good on a typical day: median AQI 50, with 2 days above AQI 100 out of 365 monitored — the 3rd cleanest of 7 years on record for the area.

  • Peak AQI in 2025: 112 (Unhealthy for Sensitive Groups).
  • Ground-level ozone was the main pollutant on 261 days.
  • Cleanest month: October; worst: June.

Frequently asked questions

What was the average AQI in Reno in 2025?

EPA's Air Quality System puts Reno's (Reno, NV) median daily AQI for 2025 at 50, which is Good. 2 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 112.

Which month had the worst air quality in Reno in 2025?

The cleanest month of 2025 was October (median AQI 44, 0 days above 100) and the worst was June (median 63, 1 day above 100, peak 112).

Was 2025 a good or bad year for Reno's air?

Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 3rd cleanest by days above AQI 100. 2025's median of 50 is in line with the area's typical annual median of 50.

Reno month by month in 2025

Reno air quality month by month, 2025 (Reno, NV, EPA AQS daily AQI)

MonthDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
January3154069PM2.5
February2846058O3
March3149077O3
April3053093O3
May31640100O3
Juneworst30631112O3
July31611105O3
August3150080O3
September3047058O3
Octobercleanest3144064PM2.5
November3052086PM2.5
December3158075PM2.5

How 2025 compares

Among the 7 years EPA has published for the area (2019–2025), 2025 ranks 3rd cleanest by days above AQI 100.

2025's median of 50 is in line with the area's typical annual median of 50.

Activity-specific thresholds: running, cycling, kids' sports.

Right now in Reno

The latest EPA AirNow observation puts Reno's AQI at 64 (PM2.5). The figures above are multi-year annual statistics, not today's reading.

View current Reno air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Reno, NV), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.