Today | Weather | Tuesday, October 21, 2025

Weather in Las Cruces, New Mexico

08:10 PM

Now

68° F

Feels Like 66°

Precipitation 0 %

Wind 6 mph

Humidity 27 %

Today

Day 77°

Night 48°

Precipitation 0 %

Wind 6 mph

Las Cruces Weather Forecast Updated

55 minutes ago

Last updated on October 21, 2025 7:15 PM

Weather Forecast History

Last Year's Weather on This Day (October 21, 2024)

Day

82°

Night

48°

Wind

6 mph

Precipitation

Air Quality in Las Cruces

NOW

39 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 6.35 µg/m³

PM₁₀ 16.27 µg/m³

O₃ 0.042 ppm

NO₂ 0.7 ppb

SO₂ 0.2 ppb

CO 0.09 ppm

NH₃ 1.25 µg/m³

NO 0 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 6.35 µg/m³

PM₁₀ – 16.27 µg/m³

O₃ – 83.03 µg/m³

NO₂ – 1.26 µg/m³

SO₂ – 0.58 µg/m³

CO – 101.06 µg/m³

NH₃ – 1.25 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast