Average annual temperature is 27.6 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: 19.1 °C
Number of sunny days: 111 days
Number of rainy days: 254 days
Look at detailed online map of Madam
* Weather data for Madam Sri Lanka is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.7 | 31.9 | 34.3 | 36.2 | 33.7 | 33.9 | 34.5 | 34.8 | 32.9 | 32.8 | 31.7 | 30.3 |
| Average daytime temperature (°C) | 28.1 | 29.3 | 32.0 | 33.7 | 31.7 | 32.1 | 32.3 | 33.1 | 31.3 | 30.8 | 29.7 | 28.8 |
| Average temperature (°C) | 24.7 | 25.2 | 27.6 | 28.8 | 29.0 | 29.5 | 29.2 | 29.4 | 28.7 | 27.4 | 25.9 | 26.1 |
| Average night temperature (°C) | 21.6 | 21.6 | 24.1 | 24.7 | 26.8 | 27.7 | 27.1 | 26.7 | 26.6 | 24.6 | 23.3 | 23.8 |
| Absolute minimum temperature (°C) | 19.6 | 19.1 | 23.0 | 22.6 | 23.7 | 25.9 | 26.4 | 25.9 | 25.0 | 22.9 | 22.6 | 23.0 |
| 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 | 12.3 | 12.5 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 9.6 | 10.4 | 11.1 | 10.7 | 9.2 | 10.5 | 9.8 | 11.2 | 10.5 | 9.9 | 7.5 | 8.2 |
| Precipitation (mm) | 59 | 128 | 52 | 102 | 96 | 65 | 41 | 8 | 96 | 212 | 474 | 251 |
| Sunny days | 16 | 16 | 5 | 4 | 13 | 10 | 18 | 25 | 1 | 1 | 0 | 2 |
| Rainy days | 15 | 12 | 26 | 26 | 18 | 20 | 13 | 6 | 29 | 30 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Madam is at