Average annual temperature is 25.8 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 20.4 °C
Number of sunny days: 97 days
Number of rainy days: 268 days
Look at detailed online map of San Jerónimo
* Weather data for San Jerónimo Ecuador is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.9 | 32.4 | 31.5 | 31.5 | 32.7 | 32.5 | 34.0 | 35.4 | 36.2 | 36.7 | 34.1 | 34.7 |
| Average daytime temperature (°C) | 31.2 | 30.3 | 29.9 | 30.3 | 30.5 | 30.3 | 30.9 | 32.1 | 33.3 | 32.3 | 31.3 | 31.1 |
| Average temperature (°C) | 25.7 | 25.4 | 25.2 | 25.3 | 26.2 | 25.8 | 25.9 | 25.8 | 25.9 | 26.2 | 25.6 | 26.1 |
| Average night temperature (°C) | 22.1 | 22.8 | 22.5 | 22.7 | 23.6 | 23.2 | 22.7 | 22.0 | 21.7 | 22.6 | 22.2 | 22.7 |
| Absolute minimum temperature (°C) | 21.1 | 21.5 | 21.5 | 20.4 | 21.9 | 21.9 | 21.1 | 20.8 | 20.5 | 21.4 | 21.4 | 21.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.2 | 8.2 | 7.6 | 8.1 | 9.3 | 9.5 | 9.9 | 9.9 | 10.4 | 8.5 | 9.6 | 8.3 |
| Precipitation (mm) | 143 | 308 | 548 | 494 | 202 | 68 | 55 | 7 | 1 | 29 | 16 | 45 |
| Sunny days | 1 | 0 | 0 | 0 | 0 | 5 | 12 | 22 | 26 | 9 | 15 | 7 |
| Rainy days | 30 | 28 | 31 | 30 | 31 | 25 | 19 | 9 | 4 | 22 | 15 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at