Worst air pollution Las Cruces, today and tomorrow
Today (9 August): Air quality in Las Cruces is fair. AQI, PM2.5, PM10, and O3 are fair; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (PM10: 35.4/100).
Tomorrow (10 August 2026): Air quality in Las Cruces is fair. All pollutants stay as today. Pollution peaks around 10:00 AM (PM10: 24.0/100). 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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Las Cruces's air quality reflects the Mesilla Valley's partial topographic enclosure between the Organ Mountains to the east and the Doña Ana Mountains to the northwest, with vehicle emissions from I-25 and White Sands Missile Range military vehicle and rocket test operations contributing NOₓ and PM10. Windblown Chihuahuan Desert dust from the surrounding arid landscape generates elevated PM10 during windy periods, while the Juárez Valley's cross-border agricultural burning and vehicle emissions from Ciudad Juárez contribute to the regional air quality background.
Today - 9 August | Pollution peaks at 19:00
AQI:
Fair
35.4/100
PM2.5 (fine particles):
Fair
28.0/100
PM10 (coarse particles):
Fair
35.4/100
NO2 (nitrogen dioxide):
Good
1.5/100
O3 (ozone):
Fair
22.7/100
SO2 (sulfur dioxide):
Good
2.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
7.7/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 10:00
AQI:
Fair
24.0/100
PM2.5 (fine particles):
Fair
22.4/100
PM10 (coarse particles):
Fair
24.0/100
NO2 (nitrogen dioxide):
Good
3.3/100
O3 (ozone):
Fair
20.2/100
SO2 (sulfur dioxide):
Good
2.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.1/100
PM1 (ultrafine particles):
Good
7.9/100
Pollen forecast in Las Cruces
View pollen forecastFrequently Asked Questions
Is air quality bad in Las Cruces right now?
On 9 August 2026, overall air quality in Las Cruces is fair. AQI is the main air quality indicator at 35.4/100. Pollution peaks around 7:00 PM (PM10: 35.4/100).
Will air quality be worse tomorrow in Las Cruces?
On 10 August 2026, air quality conditions in Las Cruces will be similar to today, with AQI forecast at fair at 24.0/100. Pollution peaks around 10:00 AM (PM10: 24.0/100).
When is air pollution at its worst in Las Cruces?
Air quality across Las Cruces rises and falls with the seasons, as winter is generally the cleanest season, with cooler temperatures and less dust in the air; by contrast, spring winds can kick up sudden dust storms that spike particulate levels sharply for a day or two. Sudden haboob-style dust storms can appear with little warning during the spring wind season.
Are air quality levels in Las Cruces 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.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 9 August 2026 at 20:27 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
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