Today | Weather | Tuesday, August 4, 2026

Weather in Columbia, Missouri

08:24 PM
Now
Cloudy Weather
82° F
Feels Like 81°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 0
Humidity 54 %
Today
Cloudy Night
Day 90°
Night 70°
Precipitation 8 %
Wind 6 mph

Columbia Weather Forecast Updated

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

Day

82°

Night

61°

Wind

5 mph

Precipitation

3 %

Air Quality in Columbia

NOW
26 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.82 µg/m³
PM10 6.21 µg/m³
O3 0.028 ppm
NO2 1.3 ppb
SO2 0.1 ppb
CO 0.12 ppm
NH3 1.77 µg/m³
NO 0.02 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)
PM2.55.82 µg/m³
PM106.21 µg/m³
O355.14 µg/m³
NO22.39 µg/m³
SO20.31 µg/m³
CO137.47 µg/m³
NH31.77 µg/m³
NO0.02 µg/m³