Average annual temperature is 25.1 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 10.3 °C
Number of sunny days: 114 days
Number of rainy days: 251 days
Look at detailed online map of Arco Iris
* Weather data for Arco Iris Cuba is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.6 | 31.9 | 32.0 | 33.8 | 32.9 | 34.8 | 36.5 | 35.3 | 33.0 | 32.5 | 31.5 | 30.7 |
| Average daytime temperature (°C) | 27.5 | 29.6 | 29.5 | 31.0 | 30.9 | 32.2 | 33.9 | 32.5 | 31.2 | 29.8 | 28.7 | 25.8 |
| Average temperature (°C) | 22.1 | 23.5 | 23.8 | 25.0 | 25.3 | 26.9 | 28.2 | 27.6 | 26.6 | 25.5 | 24.3 | 22.1 |
| Average night temperature (°C) | 18.4 | 19.3 | 19.8 | 20.7 | 21.5 | 23.1 | 24.3 | 24.3 | 23.4 | 22.6 | 21.4 | 19.4 |
| Absolute minimum temperature (°C) | 10.3 | 15.1 | 17.2 | 18.0 | 19.9 | 21.3 | 22.2 | 22.8 | 21.1 | 18.6 | 18.1 | 14.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.5 | 10.0 | 11.4 | 11.4 | 11.2 | 11.9 | 10.2 | 9.6 | 9.9 | 9.4 | 8.1 |
| Precipitation (mm) | 11 | 4 | 81 | 29 | 107 | 113 | 66 | 215 | 112 | 48 | 41 | 80 |
| Sunny days | 21 | 22 | 13 | 8 | 1 | 3 | 5 | 5 | 1 | 10 | 10 | 15 |
| Rainy days | 10 | 6 | 18 | 22 | 30 | 27 | 26 | 26 | 29 | 21 | 20 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arco Iris is at