Today | Weather | Thursday, August 21, 2025

Weather in Columbia, South Carolina

08:17 PM

Now

84° F

Feels Like 84°

Precipitation 55 %

Wind 4 mph

UV Index (0 - 11+) 0

Humidity 66 %

Today

Day 91°

Night 73°

Precipitation 80 %

Wind 5 mph

Columbia Weather Forecast Updated

21 minutes ago

Last updated on August 21, 2025 7:55 PM

Last Year's Weather on This Day (August 21, 2024)

84°

66°

6 mph

NOW

70 AQI

Moderate air quality Dominant pollutant: O3

PM2.5 13.50 µg/m³

PM10 13.82 µg/m³

O₃ 52.45 ppb

NO₂ 4.27 ppb

SO₂ 0.76 ppb

CO 217.81 ppb

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.