UV Index
UV Index
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Today's UV index in Atlanta, United States 
will be up to 3.6, indicating a moderate level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
With a UV index reaching up to 3.6 in Atlanta, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
The UV index in Atlanta can reach high levels during summer, with values often exceeding 9 on a scale up to 11. This indicates a significant risk of sun damage for unprotected skin.
Atlanta experiences four distinct seasons. Winters are mild, with average temperatures rarely dropping below freezing. Spring and autumn are pleasantly warm, while summers are hot and humid, often seeing temperatures in the 90s (Fahrenheit).
Compared to its region and neighboring countries, Atlanta's weather is typically more moderate. Northern states like New York have colder winters, while southern Mexico and the Caribbean experience tropical climates year-round. Atlanta's seasonal variations are more pronounced than coastal regions along the Gulf of Mexico.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Atlanta. It's designed to provide you with a better understanding of the yearly weather and sun exposure.