Weather in Roswell, Georgia

04:49 AM

Now

63° F

Feels Like 63°

Precipitation 7 %

Wind 5 mph

Humidity 90 %

Today

Day 84°

Night 61°

Precipitation 0 %

Wind 10

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.

Roswell Weather Forecast Updated

7 minutes ago

Last updated on September 13, 2025 4:42 AM

Air quality in Roswell

NOW

62 AQI

Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 14.80 µg/m³

PM10 16.03 µg/m³

O₃ 25.44 ppb

NO₂ 12.60 ppb

SO₂ 1.48 ppb

CO 381.32 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

Weather Alerts and Warnings for Roswell

Air Quality Alert

Air Quality Alert issued September 12 at 1:35PM EDT by NWS Peachtree City GA

Sep 12, 1:35 PM → Sep 13, 5:45 PM

AQAFFC

The Georgia Department of Natural Resources, Environmental
Protection Division has issued a Code Orange (Unhealthy for
sensitive groups) Air Quality Alert for Atlanta for
Saturday September 13.

Under Code Orange conditions, the outdoor air quality is likely to
be unhealthy for some people. Children, people who are sensitive
to ozone, and people with heart or lung disease should limit
prolonged outdoor exertion during the late afternoon or early
evening when ozone concentrations are highest.

For additional information on the Air Quality Index, please visit
http://airnow.gov.

Updated: Sep 13, 4:42 AM Source: NWS Alert