Average annual temperature is 19.1 °C
Absolute maximum temperature: 27.8 °C
Absolute minimum temperature: 10.3 °C
Number of sunny days: 20 days
Number of rainy days: 345 days
Look at detailed online map of San Jerónimo
* Weather data for San Jerónimo Colombia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 22.0 | 23.3 | 23.8 | 23.3 | 25.2 | 24.4 | 25.2 | 26.3 | 27.8 | 26.6 | 24.3 | 25.2 |
| Average daytime temperature (°C) | 20.7 | 21.1 | 20.9 | 21.7 | 23.2 | 23.0 | 24.0 | 25.0 | 25.7 | 24.5 | 23.2 | 23.4 |
| Average temperature (°C) | 17.0 | 17.3 | 17.8 | 18.3 | 19.8 | 19.4 | 19.9 | 20.4 | 20.8 | 20.1 | 19.3 | 19.1 |
| Average night temperature (°C) | 13.6 | 14.0 | 15.0 | 15.0 | 16.5 | 16.1 | 16.0 | 16.3 | 16.3 | 16.5 | 15.7 | 15.1 |
| Absolute minimum temperature (°C) | 10.3 | 11.4 | 12.7 | 13.7 | 14.7 | 15.0 | 14.8 | 14.5 | 15.2 | 14.9 | 13.7 | 12.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.0 | 9.9 | 8.5 | 8.8 | 8.8 | 10.7 | 11.0 | 10.7 | 10.6 | 9.6 | 9.6 | 9.9 |
| Precipitation (mm) | 80 | 81 | 195 | 266 | 118 | 93 | 77 | 92 | 77 | 282 | 184 | 65 |
| Sunny days | 4 | 3 | 1 | 0 | 6 | 1 | 0 | 1 | 0 | 0 | 2 | 2 |
| Rainy days | 27 | 25 | 30 | 30 | 25 | 29 | 31 | 30 | 30 | 31 | 28 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at