Average annual temperature is 25.7 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 12.5 °C
Number of sunny days: 103 days
Number of rainy days: 262 days
Look at detailed online map of San Martín
* Weather data for San Martín 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) | 31.9 | 32.1 | 34.3 | 34.4 | 33.0 | 33.3 | 34.7 | 35.8 | 34.3 | 32.5 | 30.7 | 30.8 |
| Average daytime temperature (°C) | 28.9 | 30.0 | 30.9 | 31.3 | 30.7 | 31.2 | 33.3 | 33.6 | 32.0 | 30.5 | 29.0 | 27.7 |
| Average temperature (°C) | 23.4 | 24.3 | 24.6 | 25.2 | 25.6 | 26.7 | 28.2 | 28.4 | 27.1 | 26.2 | 25.0 | 23.8 |
| Average night temperature (°C) | 19.3 | 20.2 | 20.3 | 21.0 | 22.1 | 23.6 | 24.7 | 24.8 | 23.7 | 23.4 | 22.3 | 21.1 |
| Absolute minimum temperature (°C) | 12.5 | 17.5 | 17.8 | 19.0 | 20.6 | 21.9 | 22.8 | 23.1 | 21.3 | 22.0 | 19.9 | 17.1 |
| 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 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 13.3 | 12.8 | 12.3 | 11.7 | 11.1 | 10.9 |
| 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 | 10.9 | 11.4 | 10.2 | 9.6 | 11.5 | 11.5 | 10.5 | 9.5 | 9.5 | 8.5 |
| Precipitation (mm) | 9 | 7 | 57 | 91 | 253 | 198 | 55 | 72 | 127 | 169 | 75 | 22 |
| Sunny days | 17 | 15 | 18 | 10 | 0 | 1 | 12 | 5 | 3 | 3 | 6 | 13 |
| Rainy days | 14 | 13 | 13 | 20 | 31 | 29 | 19 | 26 | 27 | 28 | 24 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín is at