| Local Time | Th May 02 | Fr May 03 | Sa May 04 | Su May 05 |
| UV index | 12 | 12 | 12 | 12 |
The strength of the sun's ultraviolet (UV) radiation is expressed as a Solar UV Index or Sun Index.The UV Index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks around the summer solstice). Indices of 9 and 10 are common in the Mediterranean area. The Sun Index forecast refers to the daily maximum. |
| Nearby Weather Stations - Viluppuram | Distance |
| Cuddalore | 31.7 km |
| Vellore | 42.3 km |
| Karaikal | 43.9 km |
| Nagapattinam | 47.0 km |
| Pamban | 62.1 km |
| Jaffna | 74.6 km |
| Nellore | 74.8 km |
| Mannar | 76.0 km |
| Chennai Intl. Airport | 80.7 km |
| Puttalam | 87.1 km |
| Tiruchirappalli Intl. Airport | 88.8 km |
| Kadapa | 89.9 km |
| Ongole | 95.6 km |
| Katunayake | 104.9 km |
| Arogyavaram | 114.6 km |
| Anuradhapura Airport | 125.2 km |
| Vavuniya | 128.8 km |
| Kurunegala | 131.2 km |
| Maha Illuppallama | 132.1 km |
| Salem | 146.7 km |
| Kandy | 155.5 km |
| Madurai | 161.2 km |
| Kurnool | 178.5 km |
| Bangalore / Hindustan | 203.9 km |
| Palayamkottai | 205.3 km |
| Trincomalee | 206.2 km |
| Bangalore | 212.7 km |
| Anantapur | 216.4 km |
| Batticaloa | 258.3 km |
| Coimbatore/Peelamedu | 271.6 km |
| Thiruvananthapuram Airport | 292.6 km |
| Ballari | 302.1 km |
| Ooty | 306.4 km |
| Mysore | 310.0 km |
| Chitradurga | 343.6 km |
| Kochi Airport | 345.5 km |
| Alappuzha | 345.8 km |
| Willingdon | 361.0 km |
| Kozhikode | 412.2 km |
| Madikeri | 417.6 km |
| Gadag-Betageri | 436.5 km |
