December Weather in Banja Luka

Last updated: March 2, 2024

The weather in Banja Luka, Bosnia and Herzegovina, during December is characterized by an average temperature of 4°C (39°F). Highs can soar to 15°C (60°F), while lows may dip to -6°C (22°F). Typically, the humidity level in Banja Luka throughout December hovers around 88%.

-6°C (22°F)

Minimum temperature

4°C (39°F)

Average temperature

15°C (60°F)

Maximum temperature

88%

Humidity

Precipitation and Sunshine hours

In December, Banja Luka averages 105 mm (4.1 inches) of rainfall, typically over the course of 13 rainy days. The month enjoys an average of 8 hours 50 minutes of daylight, with the sun shining for approximately 6 hours 23 minutes each day. Additionally, there is a 29% probability of sunny days during this period.

105 mm (4.1 inches)

Precipitation

13 rainy days

Rainy days

6 hours 23 minutes

Sunshine hours

29%

Chance of sun

UV Index

In December, the UV Index in Banja Luka reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 45 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 0 1 1 1 2 2 1 1 1 1 0 0 0
Exposure Low
Time to burn 45 min

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