December Weather in Isak

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%.

15°C (59°F)

Minimum temperature

20°C (68°F)

Average temperature

27°C (80°F)

Maximum temperature

86%

Humidity

Precipitation and Sunshine hours

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.

348 mm (13.7 inches)

Precipitation

27 rainy days

Rainy days

8 hours 4 minutes

Sunshine hours

10%

Chance of sun

UV Index

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.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  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

Compare Isak's Climate with Cities Worldwide