Last updated: March 2, 2024
The weather in Tilaran, Costa Rica, during December is characterized by an average temperature of 23°C (74°F). Highs can soar to 29°C (84°F), while lows may dip to 19°C (66°F). Typically, the humidity level in Tilaran throughout December hovers around 70%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Tilaran averages 57 mm (2.2 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 11 hours 30 minutes of daylight, with the sun shining for approximately 10 hours 10 minutes each day. Additionally, there is a 44% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Tilaran reaches a maximum of 10, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 3 | 6 | 8 | 10 | 10 | 9 | 6 | 3 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||