Average annual temperature is 12.2 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -12.9 °C
Number of sunny days: 174 days
Number of rainy days: 176 days
Number of snow days: 15 days
Look at detailed online map of Ceylon
* Weather data for Ceylon United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.4 | 18.6 | 19.6 | 26.8 | 31.0 | 32.7 | 33.7 | 33.0 | 32.4 | 29.1 | 23.4 | 16.0 |
| Average daytime temperature (°C) | 5.0 | 9.6 | 9.9 | 17.7 | 22.5 | 27.0 | 28.8 | 27.0 | 25.3 | 18.2 | 11.6 | 8.4 |
| Average temperature (°C) | 1.7 | 3.1 | 4.1 | 10.9 | 16.1 | 20.7 | 23.5 | 21.9 | 19.6 | 13.4 | 5.9 | 4.5 |
| Average night temperature (°C) | -1.2 | -1.5 | -0.1 | 5.3 | 10.2 | 14.8 | 18.6 | 17.2 | 14.6 | 9.3 | 1.9 | 1.7 |
| Absolute minimum temperature (°C) | -10.7 | -12.9 | -8.0 | -1.6 | 1.3 | 9.2 | 14.4 | 10.6 | 9.0 | -3.5 | -9.1 | -5.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.0 | 7.5 | 6.7 | 8.8 | 10.1 | 10.7 | 11.9 | 10.5 | 9.4 | 7.0 | 7.6 | 3.9 |
| Precipitation (mm) | 115 | 95 | 122 | 75 | 56 | 76 | 74 | 93 | 30 | 78 | 19 | 48 |
| Sunny days | 8 | 18 | 13 | 14 | 21 | 13 | 9 | 14 | 18 | 10 | 22 | 14 |
| Rainy days | 15 | 9 | 14 | 16 | 10 | 17 | 22 | 17 | 12 | 20 | 8 | 16 |
| Snow days | 8 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Ceylon during the most sunny months:
The largest precipitation sum in Ceylon is at