Today | Weather | Wednesday, March 18, 2026

Weather in Las Cruces, New Mexico

02:59 AM
Now
Night
48° F
Feels Like 46°
Precipitation 0 %
Wind 7 mph
Humidity 32 %
Today
Cloudy Weather
Day 86°
Night 50°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 7

Las Cruces Weather Forecast Updated

28 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)
Windy Weather

Day

73°

Night

39°

Wind

27 mph

UV Index

6

Precipitation

0 %

Air Quality in Las Cruces

NOW
28 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.01 µg/m³
PM10 7.79 µg/m³
O3 0.030 ppm
NO2 1.6 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 7.66 µg/m³
NO 0 µg/m³
PM2.5 – 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)
PM2.53.01 µg/m³
PM107.79 µg/m³
O358.4 µg/m³
NO23.1 µg/m³
SO20.25 µg/m³
CO119.3 µg/m³
NH37.66 µg/m³
NO0 µg/m³