Average annual temperature is 25.0 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of San Alberto de Siquirres
* Weather data for San Alberto de Siquirres Costa Rica is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.5 | 29.3 | 30.9 | 33.5 | 33.0 | 33.7 | 33.2 | 33.3 | 33.4 | 32.9 | 32.3 | 31.7 |
| Average daytime temperature (°C) | 27.8 | 28.4 | 29.0 | 30.1 | 31.4 | 30.7 | 29.8 | 30.7 | 31.0 | 30.2 | 29.3 | 28.8 |
| Average temperature (°C) | 23.1 | 23.3 | 24.1 | 24.7 | 26.3 | 25.9 | 25.4 | 25.8 | 25.9 | 25.6 | 25.0 | 24.4 |
| Average night temperature (°C) | 19.9 | 19.5 | 20.3 | 20.3 | 22.6 | 22.7 | 22.7 | 22.8 | 22.6 | 22.8 | 22.5 | 21.4 |
| Absolute minimum temperature (°C) | 18.1 | 17.7 | 17.8 | 16.9 | 20.5 | 21.2 | 21.9 | 21.6 | 21.0 | 21.9 | 20.9 | 19.1 |
| 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) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.4 | 12.2 | 11.9 | 11.7 | 11.5 |
| 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) | 9.4 | 10.4 | 9.4 | 10.7 | 10.2 | 8.6 | 7.3 | 8.9 | 9.4 | 7.5 | 7.8 | 8.4 |
| Precipitation (mm) | 260 | 197 | 221 | 121 | 198 | 323 | 475 | 408 | 327 | 443 | 477 | 394 |
| Sunny days | 0 | 0 | 0 | 7 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 23 | 29 | 30 | 31 | 31 | 29 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Alberto de Siquirres is at