Last updated: March 2, 2024
The weather in Upala, Costa Rica, during December is characterized by an average temperature of 25°C (76°F). Highs can soar to 28°C (82°F), while lows may dip to 22°C (71°F). Typically, the humidity level in Upala throughout December hovers around 70%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Upala averages 276 mm (10.9 inches) of rainfall, typically over the course of 29 rainy days. The month enjoys an average of 11 hours 29 minutes of daylight, with the sun shining for approximately 10 hours 15 minutes each day. Additionally, there is a 36% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Upala 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 | 8 | 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 | ||||||