St. Petersburg UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index11.6
- Avg Clouds97%
- Max Temp27.2 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in St. Petersburg, United States 
will reach a high of 11.6 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-09
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
St. Petersburg's UV Index
St. Petersburg, Florida, has a UV index that often ranges from moderate to very high, especially in summer months when the sun is strongest. The UV index can reach levels above 8, indicating strong sunlight exposure.
Weather Seasons
The city experiences hot, humid summers with frequent afternoon thunderstorms and mild, dry winters. Rainfall is mostly concentrated from June to September, while winter months are usually sunny and cooler compared to summer.
St. Petersburg's Climate
Compared to the wider southeastern US, St. Petersburg is warmer and sunnier. It receives more sunshine than nearby cities like Tampa and Orlando, and its winter temperatures are generally milder than inland areas or northern states.
Hourly UV Index Trend
See the UV index hour by hour for St. Petersburg. When the level is high, it's smart to find some shade.
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