Nagapattinam, being a coastal delight in Tamil Nadu, sports a pleasant climate, that makes it an attractive tourist hotspot throughout the year. The summers are the best for off budget travellers, while monsoons and winters are ideal seasons for a good visit to Nagapattinam.
| Month | High/Low (°C) | Rain |
|---|---|---|
| January | 30°/ 23° | 2 days |
| February | 31°/ 23° | 1 days |
| March | 32°/ 24° | 0 days |
| April | 34°/ 26° | 8 days |
| May | 37°/ 27° | 5 days |
| June | 36°/ 27° | 7 days |
| July | 35°/ 26° | 15 days |
| August | 33°/ 25° | 18 days |
| September | 33°/ 25° | 22 days |
| October | 31°/ 25° | 21 days |
| November | 31°/ 24° | 25 days |
| December | 29°/ 23° | 14 days |