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UV Index in St. Petersburg

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Today's UV index in St. Petersburg, United States United States will be up to 4.2, 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.

 

Today's tips

With a UV index reaching up to 4.2 in St. Petersburg, 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.

St. Petersburg's UV Index

The UV index in St. Petersburg, Florida, averages around 7-8 in the summer, classified as high, and 3-4 in the winter, considered moderate. This makes it important to take sun protection measures during peak daylight hours year-round.

Weather Seasons

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St. Petersburg experiences two main seasons: a hot, wet summer and a mild, dry winter. Summer temperatures often reach the high 80s to low 90s Fahrenheit (around 30 degrees Celsius) with high humidity, while winter temperatures seldom drop below the 50s Fahrenheit (around 10 degrees Celsius).

St. Petersburg's Climate

Compared to its region and neighboring countries, St. Petersburg is warmer and sunnier. While cities in the northern United States and Canada have cold winters with snow, St. Petersburg enjoys a mild climate throughout the year. Furthermore, its neighboring countries in Central America experience tropical climates, but St. Petersburg is less extreme due to its location on the Gulf of Mexico.

Annual Sun Radiation

The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in St. Petersburg. It's designed to provide you with a better understanding of the yearly weather and sun exposure.

Disclaimer

* This page's content about the UV index in St. Petersburg (United States) is for educational and informational purposes only. The developers and data providers are not liable for the accuracy, reliability, or availability of the information. The information is not a substitute for professional medical advice, and the developers and data providers are not medical professionals. Seek advice from a qualified health provider for any medical concerns, and do not disregard medical advice or delay seeking it based on the information provided on this site.