Average annual temperature is 25.8 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: 20.5 °C
Number of sunny days: 13 days
Number of rainy days: 352 days
Look at detailed online map of Kilómetro 9
* Weather data for Kilómetro 9 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) | 29.9 | 31.4 | 31.7 | 31.8 | 32.3 | 30.5 | 31.1 | 31.0 | 30.3 | 30.6 | 29.7 | 30.4 |
| Average daytime temperature (°C) | 28.3 | 30.6 | 29.7 | 30.4 | 30.2 | 29.5 | 28.8 | 29.0 | 29.1 | 29.0 | 28.3 | 29.4 |
| Average temperature (°C) | 24.8 | 26.4 | 25.8 | 26.3 | 26.7 | 26.1 | 25.9 | 25.9 | 25.7 | 25.3 | 25.2 | 26.0 |
| Average night temperature (°C) | 22.1 | 22.6 | 22.8 | 23.3 | 24.0 | 23.8 | 23.7 | 23.6 | 23.5 | 23.1 | 23.3 | 23.4 |
| Absolute minimum temperature (°C) | 20.5 | 21.6 | 21.8 | 22.2 | 22.9 | 22.4 | 22.2 | 22.1 | 22.2 | 22.0 | 22.4 | 22.1 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 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) | 10.2 | 10.9 | 10.0 | 10.5 | 9.1 | 7.9 | 6.4 | 7.6 | 8.1 | 7.0 | 6.8 | 10.2 |
| Precipitation (mm) | 90 | 34 | 189 | 79 | 266 | 292 | 341 | 354 | 195 | 499 | 517 | 131 |
| Sunny days | 1 | 5 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| Rainy days | 30 | 23 | 29 | 30 | 28 | 30 | 31 | 31 | 30 | 31 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kilómetro 9 during the most sunny months:
The largest precipitation sum in Kilómetro 9 is at