Today | Weather | Wednesday, August 5, 2026

Weather in Columbia, South Carolina

05:00 AM
Now
Cloudy Night
73° F
Feels Like 81°
Precipitation 36 %
Wind 1 mph
Humidity 98 %
Today
Sunny with a Chance of Thunderstorms
Day 88°
Night 73°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 6

Columbia Weather Forecast Updated

4 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 5, 2025)
Stormy Weather

Day

73°

Night

66°

Wind

5 mph

Precipitation

88 %

Air Quality in Columbia

NOW
20 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 4.71 µg/m³
PM10 5.15 µg/m³
O3 0.010 ppm
NO2 0.9 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.19 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)
PM2.54.71 µg/m³
PM105.15 µg/m³
O319.12 µg/m³
NO21.7 µg/m³
SO20.14 µg/m³
CO126.3 µg/m³
NH30.19 µg/m³
NO0 µg/m³