Today | Weather | Wednesday, March 18, 2026

Weather in Carrollton, Texas

05:22 AM
Now
Cloudy Night
48° F
Feels Like 39°
Precipitation 0 %
Wind 15 mph
Humidity 46 %
Today
Cloudy Weather
Day 75°
Night 55°
Precipitation 0 %
Wind 15 mph
UV Index (0 - 11+) 6

Carrollton Weather Forecast Updated

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

Day

81°

Night

63°

Wind

19 mph

UV Index

6

Precipitation

0 %

Air Quality in Carrollton

NOW
57 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.93 µg/m³
PM10 5.06 µg/m³
O3 0.056 ppm
NO2 0.8 ppb
SO2 0.4 ppb
CO 0.13 ppm
NH3 4.33 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.53.93 µg/m³
PM105.06 µg/m³
O3110.1 µg/m³
NO21.51 µg/m³
SO21.07 µg/m³
CO148.48 µg/m³
NH34.33 µg/m³
NO0 µg/m³