Today | Weather | Sunday, September 21, 2025

Weather in North Charleston, South Carolina

11:56 PM

Now

72° F

Feels Like 75°

Precipitation 6 %

Wind 6 mph

Humidity 96 %

Today

Day 84°

Night 70°

Precipitation 25 %

Wind 13

UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

North Charleston Weather Forecast Updated

41 minutes ago

Last updated on September 21, 2025 11:14 PM

Air quality in North Charleston

NOW

56 AQI

Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 8.93 µg/m³

PM10 22.28 µg/m³

O₃ 45.77 ppb

NO₂ 4.58 ppb

SO₂ 0.15 ppb

CO 169.29 ppb

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

Health Recommendations:

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

View Hourly Air Quality Forecast