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 | 27 | 28 | 29 | 30 | 32 | 32 | 32 | 32 | 32 | 30 | 29 | 28 | 30 |
| Daily mean°C | 26 | 27 | 28 | 29 | 30 | 30 | 30 | 30 | 29 | 28 | 27 | 27 | 28 |
| Daily low°C | 25 | 26 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 27 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 33 | 34 | 37 | 39 | 39 | 38 | 39 | 39 | 38 | 37 | 36 | 34 | 37 |
| Mean feelsDaily mean feels-like°C | 30 | 30 | 32 | 35 | 33 | 33 | 32 | 32 | 32 | 31 | 30 | 29 | 32 |
| Low feelsDaily low feels-like°C | 23 | 23 | 26 | 28 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 25 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 78 | 76 | 77 | 77 | 75 | 66 | 68 | 69 | 70 | 77 | 83 | 82 | 75 |
| Dewpoint°C | 23.1 | 22.6 | 23.7 | 24.6 | 24.9 | 23.6 | 23.2 | 23.1 | 23.1 | 23.5 | 24.0 | 23.5 | 23.6 |
| Precipitation | |||||||||||||
| Rainfallmm | 170 | 60 | 53 | 27 | 7 | 3 | 27 | 39 | 95 | 187 | 318 | 348 | 1333 |
| Rain days≥1mm | 19 | 13 | 14 | 6 | 1 | 0 | 10 | 6 | 16 | 21 | 27 | 24 | 157 |
| Wind | |||||||||||||
| Wind avgm/s | 4.6 | 5.0 | 3.9 | 3.5 | 3.8 | 5.2 | 5.7 | 5.1 | 4.7 | 3.3 | 3.7 | 4.6 | 4.4 |
| Wind gustsm/s | 6.9 | 7.2 | 5.7 | 5.0 | 8.6 | 7.9 | 8.9 | 8.0 | 7.9 | 7.7 | 7.0 | 7.1 | 7.3 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 8.7 | 9.6 | 10.0 | 10.2 | 10.0 | 10.2 | 9.7 | 10.0 | 9.3 | 9.3 | 8.8 | 9.0 | 9.6 |
| Clear skyindex | 34% | 50% | 55% | 60% | 41% | 38% | 35% | 37% | 36% | 35% | 33% | 35% | 41% |
| UV indexmax avg | 8.6 | 10.2 | 10.5 | 11.8 | 9.9 | 9.8 | 9.8 | 11.3 | 11.2 | 9.8 | 7.5 | 7.7 | 9.8 |
Compared across Sri Lanka
Vakarai: 25.2 °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