Average annual temperature is 26.0 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 24 days
Number of rainy days: 341 days
Look at detailed online map of Santo Tomás
* Weather data for Santo Tomás Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 33.1 | 32.5 | 32.7 | 32.8 | 32.1 | 31.2 | 33.2 | 35.5 | 37.7 | 37.3 | 36.7 | 33.2 |
| Average daytime temperature (°C) | 30.4 | 29.7 | 29.4 | 29.6 | 29.4 | 28.7 | 30.6 | 32.6 | 33.7 | 33.9 | 32.3 | 30.7 |
| Average temperature (°C) | 25.4 | 25.3 | 25.1 | 25.3 | 25.5 | 24.5 | 25.7 | 26.8 | 27.4 | 28.0 | 27.0 | 26.2 |
| Average night temperature (°C) | 22.3 | 22.6 | 22.4 | 22.7 | 23.0 | 21.7 | 22.3 | 22.9 | 23.5 | 24.2 | 23.8 | 23.5 |
| Absolute minimum temperature (°C) | 20.2 | 21.6 | 21.3 | 21.8 | 21.9 | 17.3 | 21.0 | 20.9 | 22.2 | 22.7 | 22.0 | 22.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.4 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.8 | 8.3 | 7.2 | 7.1 | 8.6 | 8.6 | 10.2 | 10.5 | 10.0 | 10.1 | 9.3 | 8.3 |
| Precipitation (mm) | 283 | 239 | 436 | 336 | 275 | 177 | 137 | 70 | 121 | 117 | 216 | 345 |
| Sunny days | 0 | 0 | 1 | 0 | 0 | 4 | 3 | 5 | 3 | 5 | 2 | 1 |
| Rainy days | 31 | 28 | 30 | 30 | 31 | 26 | 28 | 26 | 27 | 26 | 28 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santo Tomás is at