Average annual temperature is 25.7 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: 11.9 °C
Number of sunny days: 198 days
Number of rainy days: 167 days
Look at detailed online map of Rānīratnam
* Weather data for Rānīratnam India is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.0 | 34.2 | 35.5 | 37.3 | 38.8 | 38.5 | 33.7 | 31.4 | 31.5 | 32.5 | 31.4 | 30.1 |
| Average daytime temperature (°C) | 28.3 | 31.9 | 32.4 | 34.2 | 35.3 | 34.9 | 29.0 | 30.0 | 29.4 | 31.1 | 29.5 | 28.0 |
| Average temperature (°C) | 21.9 | 24.4 | 26.1 | 28.2 | 29.5 | 29.8 | 25.5 | 26.1 | 25.4 | 25.7 | 24.3 | 21.9 |
| Average night temperature (°C) | 16.4 | 17.5 | 20.3 | 22.6 | 23.9 | 25.7 | 23.2 | 22.9 | 22.7 | 20.4 | 19.8 | 16.6 |
| Absolute minimum temperature (°C) | 11.9 | 14.8 | 17.6 | 20.2 | 20.5 | 23.2 | 22.3 | 21.3 | 21.7 | 17.5 | 17.1 | 13.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.0 | 10.5 | 10.7 | 10.8 | 10.8 | 10.0 | 5.6 | 9.6 | 8.0 | 10.8 | 10.1 | 9.4 |
| Precipitation (mm) | 1 | 0 | 50 | 87 | 59 | 36 | 313 | 45 | 248 | 23 | 41 | 7 |
| Sunny days | 29 | 28 | 22 | 18 | 13 | 17 | 0 | 0 | 1 | 24 | 18 | 28 |
| Rainy days | 2 | 0 | 9 | 12 | 18 | 13 | 31 | 31 | 29 | 7 | 12 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rānīratnam is at