Worst air pollution Menifee, today and tomorrow
Today (15 July): Air quality in Menifee is fair. AQI, PM10, and O3 are fair; PM2.5, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 AM (O3: 30.4/100).
Tomorrow (16 July 2026): Air quality in Menifee is fair. All pollutants stay as today. Pollution peaks around 9:00 AM (O3: 29.7/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Menifee's air quality reflects the Perris Valley's topographic position in Riverside County between the Box Springs and Palomar mountains, with vehicle emissions from I-215 the primary local source in this rapidly growing Inland Empire suburb. The valley position creates periodic temperature inversion episodes that concentrate ozone and PM2.5, while the Inland Empire basin's persistent inversion problem affects the entire southern Riverside County corridor.
Today - 15 July | Pollution peaks at 07:00
AQI:
Fair
30.4/100
PM2.5 (fine particles):
Good
15.0/100
PM10 (coarse particles):
Fair
23.5/100
NO2 (nitrogen dioxide):
Good
0.3/100
O3 (ozone):
Fair
30.4/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
2.7/100
Levels show the poorest local air quality during the day
Tomorrow - 16 July | Pollution peaks at 09:00
AQI:
Fair
29.7/100
PM2.5 (fine particles):
Good
12.2/100
PM10 (coarse particles):
Fair
20.5/100
NO2 (nitrogen dioxide):
Good
0.5/100
O3 (ozone):
Fair
29.7/100
SO2 (sulfur dioxide):
Good
1.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
2.7/100
Pollen forecast in Menifee
View pollen forecastFrequently Asked Questions
Is air quality bad in Menifee right now?
On 15 July 2026, overall air quality in Menifee is fair. AQI is the main air quality indicator at 30.4/100. Pollution peaks around 7:00 AM (O3: 30.4/100).
Will air quality be worse tomorrow in Menifee?
On 16 July 2026, air quality conditions in Menifee will be similar to today, with AQI forecast at fair at 29.7/100. Pollution peaks around 9:00 AM (O3: 29.7/100).
When is air pollution at its worst in Menifee?
Menifee follows a fairly predictable seasonal air quality pattern, as winter rains provide the only real relief from an otherwise persistent haze; by contrast, summer sunshine and heat drive some of the worst ozone readings in the country. Coastal breezes offer some relief compared to inland valley locations that see heavier smog buildup.
Are air quality levels in Menifee based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app