The best time to visit Pollachi is between December and February, as the temperature would be cooler and travel-ready. Summers in Pollachi hit up to 35 degrees celsius and is generally not a touristy time. Monsoons begin around July and extend up to October, due to rains it may not be feasible to explore the land.
| Month | High/Low (°C) | Rain |
|---|---|---|
| January | 31°/ 19° | 1 days |
| February | 33°/ 20° | 1 days |
| March | 35°/ 22° | 8 days |
| April | 36°/ 23° | 13 days |
| May | 35°/ 24° | 11 days |
| June | 32°/ 23° | 8 days |
| July | 31°/ 22° | 8 days |
| August | 29°/ 22° | 15 days |
| September | 30°/ 22° | 18 days |
| October | 30°/ 21° | 28 days |
| November | 30°/ 21° | 20 days |
| December | 28°/ 20° | 7 days |