Average annual temperature is 26.3 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 12.0 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of La Unión Vieja
* Weather data for La Unión Vieja 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) | 31.6 | 32.7 | 32.6 | 34.2 | 34.0 | 34.7 | 36.3 | 36.5 | 33.7 | 33.2 | 31.8 | 31.0 |
| Average daytime temperature (°C) | 29.3 | 31.0 | 30.2 | 31.7 | 31.3 | 31.5 | 34.5 | 33.4 | 32.1 | 30.7 | 30.0 | 27.5 |
| Average temperature (°C) | 23.9 | 25.2 | 25.1 | 26.5 | 26.5 | 27.5 | 29.3 | 28.7 | 27.5 | 26.6 | 25.5 | 23.6 |
| Average night temperature (°C) | 20.0 | 21.0 | 21.2 | 22.3 | 23.1 | 24.2 | 25.5 | 25.3 | 24.5 | 24.0 | 22.5 | 20.9 |
| Absolute minimum temperature (°C) | 12.0 | 17.2 | 18.8 | 20.4 | 21.6 | 22.2 | 23.9 | 23.7 | 22.8 | 22.3 | 18.8 | 17.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.4 | 12.0 | 12.7 | 13.2 | 13.4 | 13.3 | 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) | 10.1 | 10.7 | 10.7 | 11.4 | 11.4 | 10.8 | 11.9 | 10.7 | 10.3 | 10.1 | 9.8 | 8.7 |
| Precipitation (mm) | 7 | 1 | 23 | 34 | 124 | 201 | 53 | 141 | 149 | 92 | 42 | 77 |
| Sunny days | 25 | 21 | 14 | 7 | 2 | 7 | 14 | 3 | 4 | 9 | 12 | 17 |
| Rainy days | 6 | 7 | 17 | 23 | 29 | 23 | 17 | 28 | 26 | 22 | 18 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in La Unión Vieja is at