Average annual temperature is 28.6 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 17.0 °C
Number of sunny days: 144 days
Number of rainy days: 221 days
Look at detailed online map of Ottanāyanūr
* Weather data for Ottanāyanūr 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) | 33.4 | 36.8 | 38.6 | 41.2 | 39.9 | 40.7 | 36.8 | 39.9 | 37.3 | 38.0 | 33.6 | 34.4 |
| Average daytime temperature (°C) | 31.6 | 33.4 | 35.7 | 37.7 | 37.0 | 37.4 | 34.4 | 37.7 | 35.3 | 34.3 | 30.9 | 31.2 |
| Average temperature (°C) | 25.1 | 26.1 | 28.9 | 30.8 | 30.5 | 30.9 | 29.3 | 30.8 | 29.3 | 28.5 | 26.0 | 26.3 |
| Average night temperature (°C) | 19.5 | 19.2 | 23.0 | 25.0 | 25.8 | 26.7 | 25.8 | 25.9 | 25.4 | 24.0 | 22.3 | 22.2 |
| Absolute minimum temperature (°C) | 17.5 | 17.0 | 19.6 | 22.7 | 23.5 | 24.6 | 23.7 | 24.3 | 24.2 | 22.7 | 19.3 | 20.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.9 | 10.2 | 11.1 | 11.0 | 9.9 | 10.0 | 8.9 | 11.0 | 9.6 | 10.3 | 8.9 | 8.1 |
| Precipitation (mm) | 9 | 21 | 62 | 50 | 73 | 26 | 71 | 91 | 75 | 165 | 231 | 47 |
| Sunny days | 27 | 24 | 19 | 14 | 5 | 9 | 11 | 15 | 2 | 6 | 2 | 10 |
| Rainy days | 4 | 4 | 12 | 16 | 26 | 21 | 20 | 16 | 28 | 25 | 28 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ottanāyanūr is at