Kallakurichi is warmest in April, averaging 38° by day and 25° at night. The wettest month is November with 210 mm, and the year brings about 1099 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 29° | 18° | 34 mm | 11.4 h | Beach weather |
| February | 33° | 19° | 8 mm | 11.6 h | Beach weather |
| March | 37° | 22° | 9 mm | 11.9 h | Very hot |
| April | 38° | 25° | 27 mm | 12.3 h | Very hot |
| May | 36° | 25° | 105 mm | 12.5 h | Very hot |
| June | 34° | 24° | 72 mm | 12.7 h | Beach weather |
| July | 33° | 24° | 105 mm | 12.6 h | Beach weather |
| August | 33° | 23° | 133 mm | 12.4 h | Mild |
| September | 32° | 23° | 117 mm | 12.1 h | Mild |
| October | 30° | 22° | 167 mm | 11.7 h | Mild |
| November | 28° | 21° | 210 mm | 11.4 h | Rainy season |
| December | 28° | 19° | 112 mm | 11.3 h | Mild |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: January, February, June and July — highs around 32°, nights no colder than 18°, and at most 105 mm of rain in a month.
Wet season: November — up to 210 mm in a single month.
Serious heat: In March, April and May the average high reaches 38°.