Karlovy Vary Weather in December
Karlovy Vary in December sees low temperatures, with highs around 2°C (36°F) and overnight lows of -3°C (27°F). Snow/rainfall is fairly high at around 64 mm (2.5 in) on average, so pack waterproofs just in case.
Rainfall in Karlovy Vary in December
Typically, about 17 days will experience snow/rainfall, with an average of 64 mm (2.5 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Karlovy Vary in December
Expect highs of 2°C (36°F) in Karlovy Vary in December, with nights dropping to around -3°C (27°F). This month falls in the winter season. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With overnight lows of -3°C (27°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. You will probably experience very cold weather in this month, so dressing warmly is vital. Be sure to prepare for the chill with the right clothing.
Sunshine in Karlovy Vary in December
The month has fewer sunny days, with around 31 hours of sunshine.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Karlovy Vary. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Czech Republic, check out our Karlovy Vary's climate page.
Karlovy Vary Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
2°C (36°F)
Chance of Rain
56%
Precipitation
64 mm (2.5 in)
Rainy days
17 days
Humidity
87% *
Sunshine
31 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Karlovy Vary typically stay consistent throughout December, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -5°C (23°F) to -2°C (28°F).
Average temperatures in December
Daily Historical Precipitation
50-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 Karlovy Vary in December
Browse day-by-day weather records for Karlovy Vary spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Karlovy Vary historical weather extremes in December
The extremes listed below come from historical weather data collected in Karlovy Vary from 1976 through 2025.
- Karlovy Vary recorded its highest December temperature of 12°C (54°F) on December 16, 1989.
- The lowest overnight temperature recorded in December was -20°C (-4°F) (December 28, 1996).
Best Places in Czech Republic in December
Find out more about the weather in Czech Republic and which places have the best travel conditions in this month. See all of Czech Republic in December →
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What to Wear in Karlovy Vary 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. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Karlovy Vary in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Czech Republic, check out our Karlovy Vary's climate page.
Temperature Rainfall Sunshine Humidity
See the full Karlovy Vary climate overview or explore weather in Czech Republic.
