Today | Weather | Friday, December 12, 2025

Weather in Richardson, Texas

01:22 PM
Now
Cloudy Weather
66° F
Feels Like 68°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 3
Humidity 43 %
Today
Sunny Weather
Day 68°
Night 43°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 3

Richardson Weather Forecast Updated

13 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 12, 2024)
Cloudy Weather

Day

63°

Night

48°

Wind

11 mph

Precipitation

11 %

Air Quality in Richardson

NOW
52 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 12.98 µg/m³
PM10 18.27 µg/m³
O3 0.047 ppm
NO2 1 ppb
SO2 0.5 ppb
CO 0.15 ppm
NH3 0.97 µg/m³
NO 0.39 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)
PM2.512.98 µg/m³
PM1018.27 µg/m³
O391.52 µg/m³
NO21.87 µg/m³
SO21.39 µg/m³
CO176.04 µg/m³
NH30.97 µg/m³
NO0.39 µg/m³