Last updated: March 2, 2024
The weather in Isak, Indonesia, during December is characterized by an average temperature of 20°C (68°F). Highs can soar to 27°C (80°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Isak throughout December hovers around 86%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In December, Isak averages 348 mm (13.7 inches) of rainfall, typically over the course of 27 rainy days. The month enjoys an average of 11 hours 51 minutes of daylight, with the sun shining for approximately 8 hours 4 minutes each day. Additionally, there is a 10% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In December, the UV Index in Isak reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 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 | 2 | 5 | 8 | 11 | 13 | 12 | 10 | 7 | 3 | 1 | 1 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | |||||