UV Index / United States / Key West
UV Index in Key West
Current UV index, monthly UV averages, and a practical tanning guide.
Live UV index
Live conditions are temporarily unavailable. Monthly UV averages are shown below.
Coordinates: 24.56, -81.78
Monthly UV index — Key West
Jan5
Feb7
Mar9
Apr10
May11
Jun12
Jul12
Aug11
Sep10
Oct8
Nov6
Dec5
Best months for tanning
Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Tanning guide
Peak UV in Key West is typically 12. Use broad-spectrum SPF, limit midday exposure, and adjust time outdoors to your skin type and current conditions.
Frequently asked questions
What is the UV index in Key West today?
Check the live conditions above for the latest local UV reading.
When is UV strongest?
UV is usually strongest around local midday. Cloud cover, season, altitude, and reflection can change exposure.