Key West UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index10.7
- Avg Clouds46%
- Max Temp30.2 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Key West, United States 
will reach a high of 10.7 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-22
Hourly Forecast Chart
Today's Safety Tips
The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.
Key West's UV Index
The UV index in Key West is often very high, especially during summer months, frequently reaching levels between 8 and 11, which means strong sun exposure most days of the year.
Weather Seasons
Key West experiences a tropical climate with hot, humid summers and mild, dry winters. Rainfall peaks during the wet season from June to October, while the dry season from November to May is sunnier and less humid.
Key West's Climate
Compared to the wider Florida region, Key West is generally warmer and more humid year-round. It has milder winters than mainland Florida. Neighboring countries like Cuba and the Bahamas have similar tropical weather but often experience slightly more rainfall.
Hourly UV Index Trend
See the UV index hour by hour for Key West. When the level is high, it's smart to find some shade.
- Loading hourly data...