Air Quality in Fresno, California

100
Current AQI: Moderate
Primary pollutant: OZONE · Updated 03/29/26
67
Median AQI (2024)
169
Max AQI (2024)
→ stable
10-Year Trend
Ozone
Primary Pollutant
71
Good Days (2024)
13
Monitoring Stations

AQI Trend (Median)

Air Quality Days by Category

Annual Summary

YearMedian AQIMax AQI Good DaysModerate DaysUnhealthy Days Ozone DaysPM2.5 Days
2024 67 1697121679 196155
2023 64 1569721058 208147
2022 71 1597821770 192160
2021 68 2786222182 146209
2020 76 3467519299 149204
2019 63 18711318666 229118
2018 75 1856120698 210151
2017 75 20776169120 212140
2016 76 19062199105 193163
2015 80 20538225102 203158

Recent Daily AQI

DateAQICategoryPrimary Pollutant
Dec 31, 2024 90 ModeratePM2.5
Dec 30, 2024 55 ModeratePM2.5
Dec 29, 2024 63 ModeratePM2.5
Dec 28, 2024 68 ModeratePM2.5
Dec 27, 2024 63 ModeratePM2.5
Dec 26, 2024 61 ModeratePM2.5
Dec 25, 2024 69 ModeratePM2.5
Dec 24, 2024 53 ModeratePM2.5
Dec 23, 2024 83 ModeratePM2.5
Dec 22, 2024 87 ModeratePM2.5
Dec 21, 2024 86 ModeratePM2.5
Dec 20, 2024 81 ModeratePM2.5
Dec 19, 2024 84 ModeratePM2.5
Dec 18, 2024 81 ModeratePM2.5
Dec 17, 2024 60 ModeratePM2.5
Dec 16, 2024 57 ModeratePM2.5
Dec 15, 2024 66 ModeratePM2.5
Dec 14, 2024 39 GoodOzone
Dec 13, 2024 53 ModeratePM2.5
Dec 12, 2024 76 ModeratePM2.5
Dec 11, 2024 107 Unhealthy for Sensitive GroupsPM2.5
Dec 10, 2024 97 ModeratePM2.5
Dec 9, 2024 122 Unhealthy for Sensitive GroupsPM2.5
Dec 8, 2024 148 Unhealthy for Sensitive GroupsPM2.5
Dec 7, 2024 150 Unhealthy for Sensitive GroupsPM2.5
Dec 6, 2024 156 UnhealthyPM2.5
Dec 5, 2024 152 UnhealthyPM2.5
Dec 4, 2024 140 Unhealthy for Sensitive GroupsPM2.5
Dec 3, 2024 130 Unhealthy for Sensitive GroupsPM2.5
Dec 2, 2024 120 Unhealthy for Sensitive GroupsPM2.5
Dec 1, 2024 100 ModeratePM2.5
Nov 30, 2024 80 ModeratePM2.5
Nov 29, 2024 80 ModeratePM2.5
Nov 28, 2024 71 ModeratePM2.5
Nov 27, 2024 64 ModeratePM2.5
Nov 26, 2024 37 GoodPM2.5
Nov 25, 2024 33 GoodOzone
Nov 24, 2024 51 ModeratePM2.5
Nov 23, 2024 41 GoodPM2.5
Nov 22, 2024 56 ModeratePM10
Nov 21, 2024 57 ModeratePM2.5
Nov 20, 2024 58 ModeratePM2.5
Nov 19, 2024 60 ModeratePM2.5
Nov 18, 2024 58 ModeratePM2.5
Nov 17, 2024 88 ModeratePM2.5
Nov 16, 2024 76 ModeratePM2.5
Nov 15, 2024 46 GoodPM2.5
Nov 14, 2024 70 ModeratePM2.5
Nov 13, 2024 76 ModeratePM2.5
Nov 12, 2024 59 ModeratePM2.5
Nov 11, 2024 66 ModeratePM10
Nov 10, 2024 90 ModeratePM2.5
Nov 9, 2024 81 ModeratePM2.5
Nov 8, 2024 74 ModeratePM2.5
Nov 7, 2024 71 ModeratePM2.5
Nov 6, 2024 66 ModeratePM2.5
Nov 5, 2024 64 ModeratePM2.5
Nov 4, 2024 64 ModeratePM2.5
Nov 3, 2024 56 ModeratePM2.5
Nov 2, 2024 53 ModeratePM2.5
Nov 1, 2024 57 ModeratePM2.5
Oct 31, 2024 54 ModeratePM2.5
Oct 30, 2024 60 ModeratePM10
Oct 29, 2024 45 GoodPM2.5
Oct 28, 2024 64 ModeratePM10
Oct 27, 2024 77 ModerateOzone
Oct 26, 2024 101 Unhealthy for Sensitive GroupsOzone
Oct 25, 2024 105 Unhealthy for Sensitive GroupsOzone
Oct 24, 2024 80 ModerateOzone
Oct 23, 2024 80 ModerateOzone
Oct 22, 2024 77 ModerateOzone
Oct 21, 2024 71 ModerateOzone
Oct 20, 2024 62 ModeratePM2.5
Oct 19, 2024 72 ModeratePM10
Oct 18, 2024 91 ModeratePM10
Oct 17, 2024 53 ModeratePM10
Oct 16, 2024 41 GoodPM2.5
Oct 15, 2024 59 ModeratePM2.5
Oct 14, 2024 66 ModeratePM2.5
Oct 13, 2024 58 ModeratePM2.5
Oct 12, 2024 50 GoodOzone
Oct 11, 2024 101 Unhealthy for Sensitive GroupsOzone
Oct 10, 2024 105 Unhealthy for Sensitive GroupsOzone
Oct 9, 2024 136 Unhealthy for Sensitive GroupsOzone
Oct 8, 2024 143 Unhealthy for Sensitive GroupsOzone
Oct 7, 2024 150 Unhealthy for Sensitive GroupsOzone
Oct 6, 2024 115 Unhealthy for Sensitive GroupsOzone
Oct 5, 2024 122 Unhealthy for Sensitive GroupsOzone
Oct 4, 2024 129 Unhealthy for Sensitive GroupsOzone
Oct 3, 2024 150 Unhealthy for Sensitive GroupsOzone

Monitoring Stations

3425 N FIRST ST, FRESNO
Fresno
Est. 1990-01-01
36.7813, -119.7732
Clovis-Villa
Clovis
Est. 1990-09-01
36.8194, -119.7164
Fresno - Garland
Fresno
Est. 2011-12-23
36.7854, -119.7732
Fresno-Drummond
Not in a City
Est. 1984-07-01
36.7055, -119.7413
Fresno-Foundry
Fresno
Est. 2016-01-01
36.7108, -119.7775
Fresno-Herndon
Fresno
Est. 1985-01-01
36.8374, -119.8513
Fresno-Pacific
Fresno
Est. 1999-12-31
36.7264, -119.7330
Fresno-Sky Park
Fresno
Est. 1987-01-01
36.8416, -119.8747
Huron
Huron
Est. 2009-09-01
36.1987, -120.1011
Kaiser
Not in a City
Est. 2000-01-01
37.2206, -119.1556
Parlier
Parlier
Est. 1983-06-01
36.5974, -119.5037
Table Mountain Air Monitoring Site
Not in a City
Est. 2015-09-18
36.9851, -119.6583
Tranquillity
Not in a City
Est. 2009-09-01
36.6342, -120.3823

Frequently Asked Questions

What is the air quality in Fresno, California?

Based on EPA data from 2024, Fresno has a median Air Quality Index (AQI) of 67, which is classified as "Moderate." The primary pollutant is Ozone. Over the past 10 years, air quality has been stable.

Is Fresno a good place to live for air quality?

Fresno has a 10-year average median AQI of 71. In 2024, there were 71 days with "Good" air quality and 79 days with unhealthy conditions. Unusually sensitive individuals should consider reducing prolonged outdoor exertion.

What pollutants affect Fresno the most?

The primary pollutant driving the AQI in Fresno is Ozone. This is monitored by 13 active EPA stations in the county. Other pollutants tracked include ozone, PM10, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

How many air quality monitoring stations are in Fresno?

There are 13 active EPA monitoring stations in Fresno, California. These stations continuously measure pollutant levels and contribute to the daily AQI calculations.