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Jezero Weather in December

With daytime temperatures of 5°C (41°F) and nighttime lows of -2°C (28°F), December in Jezero brings low temperatures during the day. Do keep in mind that quite a bit of snow/rainfall is typical. Around 168 mm (6.6 in) falls on average.

Rainfall in Jezero in December

You can expect snow/rain on roughly 14 days based on historical data, averaging 168 mm (6.6 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Jezero in December

Daytime temperatures in Jezero reach 5°C (41°F) in December, dropping to -2°C (28°F) at night. During December, the winter season is in full swing. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows of -2°C (28°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated.

Sunshine in Jezero in December

With about 112 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Jezero. Our weather planner can help you explore destinations with more pleasant weather conditions.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Jezero's climate page.

Jezero Temperature in December

Min TemperatureMin Temperature -2°C (28°F)  
Max TemperatureMax Temperature 5°C (41°F)  
Chance of RainChance of Rain 47%  
PrecipitationPrecipitation 168 mm (6.6 in)  
Rainy daysRainy days 14 days  
HumidityHumidity 67% *  
SunshineSunshine 112 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Mostar, Bosnia and Herzegovina (29 KM, 18 Miles).

Daily Historical Temperatures

48-year average (1976-2025)

Based on our historical records, temperatures in Jezero typically stay consistent throughout December, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows typically ranging from -5°C (23°F) to -1°C (30°F).

Average temperatures in December

Daily Historical Precipitation

48-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in December

Historical weather for Jezero in December

Browse day-by-day weather records for Jezero spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Jezero historical weather extremes in December

According to our 30 years of weather records for Jezero, the following extremes were recorded between 1995 and 2025.

  • The hottest December day on record in Jezero reached 19°C (66°F) (December 2, 2023).
  • The coldest December day was on December 29, 1996, with a maximum of -6°C (21°F).
  • The lowest overnight temperature recorded in December was -18°C (0°F) (December 26, 1998).

Best Places in Bosnia and Herzegovina in December

Find out more about the weather in Bosnia and Herzegovina and which places have the best travel conditions in this month. See all of Bosnia and Herzegovina in December →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Jezero in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Jezero in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
3/10
Walking
3/10
Camping
1/10
Outdoor sports
3/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Jezero's climate page.

More climate data for Jezero