Monthly climate metrics across temperature, precipitation, wind, and UV.
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Daily mean°C | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Daily low°C | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 36 | 37 | 36 | 37 | 35 | 33 | 33 | 33 | 33 | 33 | 36 | 36 | 35 |
| Mean feelsDaily mean feels-like°C | 33 | 33 | 33 | 34 | 30 | 30 | 29 | 30 | 29 | 29 | 30 | 31 | 31 |
| Low feelsDaily low feels-like°C | 26 | 26 | 26 | 27 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 79 | 77 | 78 | 81 | 84 | 83 | 83 | 84 | 84 | 83 | 82 | 80 | 82 |
| Dewpoint°C | 23.3 | 23.1 | 23.8 | 24.4 | 25.0 | 24.7 | 24.2 | 24.2 | 24.2 | 23.9 | 23.8 | 23.5 | 24.0 |
| Precipitation | |||||||||||||
| Rainfallmm | 135 | 58 | 107 | 145 | 451 | 138 | 225 | 154 | 244 | 370 | 330 | 153 | 2509 |
| Rain days≥1mm | 17 | 15 | 24 | 25 | 30 | 29 | 29 | 28 | 30 | 29 | 25 | 20 | 301 |
| Wind | |||||||||||||
| Wind avgm/s | 1.9 | 2.0 | 2.5 | 3.1 | 5.1 | 6.1 | 6.3 | 5.6 | 5.9 | 5.3 | 2.8 | 2.2 | 4.1 |
| Wind gustsm/s | 4.2 | 4.0 | 4.6 | 4.9 | 9.0 | 8.2 | 8.4 | 7.7 | 7.8 | 8.3 | 6.2 | 6.5 | 6.7 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 9.2 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.7 | 10.0 | 9.0 | 9.0 | 8.7 | 9.6 | 9.5 |
| Clear skyindex | 31% | 56% | 60% | 52% | 33% | 39% | 34% | 31% | 35% | 33% | 31% | 42% | 40% |
| UV indexmax avg | 9.6 | 10.5 | 10.6 | 11.2 | 8.6 | 8.3 | 8.2 | 9.9 | 9.5 | 9.2 | 8.2 | 8.2 | 9.3 |
Compared across Sri Lanka
Galle: 25.1 °C. Typical range in Sri Lanka: 23.6–25.2 °C. Low anchor: Badulla, 20.5 °C. High anchor: Colombo, 26.5 °C.
28 cities tracked