UV Index
UV Index
Today's UV index in Tirunelveli, India 
will be up to 11.8, indicating a extreme level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-06-02
UV index at 11.8 in Tirunelveli means extreme risk: limit outdoor time especially from 10 a.m. to 4 p.m., actively seek shade, wear protective clothing, broad-brimmed hat, apply SPF 30+ sunscreen every 2 hours, and wear UV-blocking sunglasses. Watch for bright surfaces like water and snow increasing UV exposure.
The UV index in Tirunelveli is generally high, reaching very strong levels especially from March to June, often between 8 and 11 during midday. It decreases somewhat in the cooler months. The area experiences a tropical climate with hot summers from March to June, a rainy monsoon season from October to December, and mild winters from December to February. Temperatures are often above 30°C in summer and drop to around 20°C in winter. Compared to other places in Tamil Nadu and southern India, Tirunelveli is typically warmer and drier than coastal cities like Chennai, but it receives less rainfall than some western neighboring states like Kerala during the monsoon. Its climate is more stable with fewer extreme weather events.
See the UV index hour by hour for Tirunelveli, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.