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Today's UV index in St. Louis, United States will be up to 1.7, indicating a low 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.
Today, the UV index suggests low sun danger (0-2) in St. Louis, reaching up to 1.7. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
The UV index in St. Louis can reach high levels during the summer months, with a peak in June. It is important to be aware of the UV index and take necessary precautions to protect yourself from harmful UV rays.
St. Louis experiences four distinct seasons: a mild spring, hot and humid summer, crisp and colorful fall, and cold, snowy winter. Each season offers a unique and enjoyable experience for residents and visitors.
Compared to its region and neighboring countries, St. Louis has a relatively continental climate, with greater seasonal temperature variation than coastal cities. In contrast, cities in Canada and Alaska have colder winters and cooler summers due to their higher latitudes.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in St. Louis. It's designed to provide you with a better understanding of the yearly weather and sun exposure.