Average annual temperature is 24.9 °C
Absolute maximum temperature: 35 °C
Absolute minimum temperature: 18.8 °C
Number of sunny days: 34
Number of rainy days: 331
Number of snow days:
Average annual precipitation: 2685 mm
Look at detailed online map of San Martín
* Weather data for San Martín Colombia is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.5 | 34.1 | 33.8 | 33.4 | 32.6 | 32.1 | 32.2 | 34.8 | 33.9 | 35 | 32.7 | 32.6 |
| Average daytime temperature (°C) | 30.5 | 32.1 | 30.7 | 30.4 | 30.5 | 29.7 | 29.7 | 31.5 | 31.9 | 32.2 | 31.1 | 30.8 |
| Average temperature (°C) | 24.5 | 26 | 25.1 | 24.5 | 24.5 | 23.8 | 23.9 | 25 | 25.4 | 25.5 | 25.3 | 25.4 |
| Average night temperature (°C) | 20.4 | 21.5 | 21.7 | 21.1 | 21 | 20.2 | 20.4 | 20.7 | 21 | 21.7 | 21.4 | 21.6 |
| Absolute minimum temperature (°C) | 19.1 | 19.2 | 20.1 | 19.9 | 19.8 | 18.8 | 19.4 | 19.2 | 19.7 | 20.1 | 20.2 | 20.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12 | 12.1 | 12.2 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.1 | 12 | 11.9 |
| Daylight mean duration (h) | 11.9 | 12 | 12.1 | 12.2 | 12.3 | 12.3 | 12.3 | 12.2 | 12.1 | 12 | 12 | 11.9 |
| Daylight minimum duration (h) | 11.9 | 12 | 12.1 | 12.2 | 12.3 | 12.3 | 12.3 | 12.2 | 12.1 | 12 | 11.9 | 11.9 |
| Sunshine mean duration (h) | 9.8 | 10.2 | 8.4 | 8.7 | 9.2 | 9.8 | 10 | 10.4 | 10.5 | 9.5 | 10.1 | 9.9 |
| Precipitation (mm) | 117 | 22 | 206 | 373 | 299 | 245 | 236 | 204 | 263 | 250 | 241 | 230 |
| Sunny days | 8 | 13 | 3 | 1 | 3 | 1 | 2 | 1 | 2 | |||
| Rainy days | 23 | 15 | 28 | 30 | 30 | 30 | 31 | 28 | 29 | 29 | 29 | 29 |
The largest precipitation sum in San Martín is at