Average annual temperature is 25.8 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 53 days
Number of rainy days: 312 days
Look at detailed online map of Río San Carlos
* Weather data for Río San Carlos Guatemala is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.6 | 29.8 | 32.2 | 34.6 | 33.7 | 35.6 | 32.2 | 33.2 | 31.9 | 35.4 | 30.2 | 30.3 |
| Average daytime temperature (°C) | 27.0 | 27.4 | 29.8 | 30.9 | 31.7 | 32.5 | 30.5 | 31.0 | 30.7 | 30.4 | 28.0 | 26.8 |
| Average temperature (°C) | 23.4 | 23.7 | 25.6 | 26.6 | 27.7 | 28.5 | 26.3 | 26.7 | 26.6 | 26.2 | 24.5 | 23.3 |
| Average night temperature (°C) | 20.3 | 20.7 | 21.9 | 22.7 | 24.3 | 25.2 | 23.4 | 23.6 | 23.5 | 23.1 | 22.1 | 20.7 |
| Absolute minimum temperature (°C) | 16.3 | 17.9 | 20.0 | 20.5 | 22.8 | 23.1 | 22.3 | 22.0 | 22.6 | 21.1 | 19.7 | 15.8 |
| 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 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| 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) | 9.2 | 9.7 | 10.9 | 11.3 | 11.0 | 11.0 | 10.0 | 10.2 | 10.5 | 9.6 | 7.5 | 7.2 |
| Precipitation (mm) | 194 | 142 | 116 | 71 | 76 | 218 | 572 | 405 | 351 | 339 | 830 | 444 |
| Sunny days | 7 | 5 | 10 | 10 | 6 | 5 | 0 | 0 | 0 | 2 | 2 | 6 |
| Rainy days | 24 | 23 | 21 | 20 | 25 | 25 | 31 | 31 | 30 | 29 | 28 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Río San Carlos is at