Chennai UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index9.7
- Avg Clouds64%
- Max Temp30.5 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Chennai, India 
will reach a high of 9.7 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!
Last checked: 2025-10-09
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.
Chennai's UV Index
Chennai's UV index is very high, especially from March to June, often reaching levels above 10, meaning strong ultraviolet radiation from the sun. This is typical for tropical coastal cities.
Weather Seasons
The city has a hot and humid tropical climate with hot summers from March to May, a monsoon season from June to September, and mild winters from December to February. Rainfall mainly occurs during the northeast monsoon around October and November.
Chennai's Climate
Compared to the rest of India, Chennai is warmer and more humid year-round due to its coastal location. Neighboring states like Tamil Nadu have similar climates, but inland areas experience greater temperature changes and less humidity.
Hourly UV Index Trend
See the UV index hour by hour for Chennai. When the level is high, it's smart to find some shade.
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