Average annual temperature is 26.8 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: 22.5 °C
Number of sunny days: 53 days
Number of rainy days: 312 days
Look at detailed online map of Jacó
* Weather data for Jacó 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) | 29.7 | 33.0 | 31.6 | 31.8 | 32.9 | 30.0 | 30.7 | 30.2 | 29.9 | 29.9 | 29.7 | 30.3 |
| Average daytime temperature (°C) | 28.2 | 30.7 | 29.7 | 30.7 | 30.5 | 28.8 | 28.8 | 28.8 | 28.8 | 28.5 | 28.1 | 29.4 |
| Average temperature (°C) | 25.9 | 27.6 | 26.9 | 27.8 | 27.9 | 26.7 | 26.6 | 26.5 | 26.5 | 25.9 | 26.0 | 26.9 |
| Average night temperature (°C) | 23.5 | 24.5 | 24.4 | 25.1 | 25.6 | 24.9 | 24.7 | 24.7 | 24.6 | 24.1 | 24.2 | 24.4 |
| Absolute minimum temperature (°C) | 22.6 | 23.2 | 23.4 | 23.4 | 24.2 | 23.9 | 23.5 | 23.3 | 23.4 | 23.1 | 23.1 | 22.5 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.5 | 11.1 | 10.3 | 11.1 | 10.1 | 8.3 | 8.0 | 8.1 | 8.7 | 6.9 | 8.1 | 10.4 |
| Precipitation (mm) | 47 | 2 | 75 | 38 | 193 | 308 | 414 | 451 | 328 | 663 | 340 | 82 |
| Sunny days | 8 | 20 | 9 | 5 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
| Rainy days | 23 | 8 | 22 | 25 | 27 | 30 | 31 | 31 | 30 | 31 | 30 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Jacó is at