Today | Weather | Saturday, September 12, 2026

Weather in Atlanta, Georgia

04:55 AM
Now
Cloudy Night
73° F
Feels Like 73°
Precipitation 49 %
Wind 6 mph
Humidity 83 %
Today
Stormy Weather
Day 82°
Night 70°
Precipitation 88 %
Wind 6 mph
UV Index (0 - 11+) 2

Atlanta Weather Forecast Updated

28 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 12, 2025)
Cloudy Night

Day

84°

Night

63°

Wind

5 mph

Precipitation

25 %

Air Quality in Atlanta

NOW
8 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.65 µg/m³
PM10 1.01 µg/m³
O3 0.009 ppm
NO2 1.1 ppb
SO2 0.1 ppb
CO 0.09 ppm
NH3 0.39 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)
PM2.50.65 µg/m³
PM101.01 µg/m³
O316.7 µg/m³
NO22.13 µg/m³
SO20.17 µg/m³
CO102.7 µg/m³
NH30.39 µg/m³
NO0 µg/m³