Janov nad Nisou Weather in December
Janov nad Nisou in December sees low daytime temperatures of 2°C (36°F) and nighttime lows of -3°C (27°F). Rainfall is fairly high this month at around 84 mm (3.3 in), so pack a rain jacket to stay dry.
Rainfall in Janov nad Nisou in December
Historically, December sees about 17 days of snow/rain, with a monthly average of 84 mm (3.3 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Janov nad Nisou in December
December in Janov nad Nisou brings typical temperatures with highs around 2°C (36°F) and lows of -3°C (27°F). This month falls in the winter season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. At -3°C (27°F) overnight, frost and ice are likely outside. Indoors, consider packing an extra blanket if you're unsure about the heating. The month is chilly, so ensure you're equipped and dress warmly. Preparation becomes key in these temperatures.December in Janov nad Nisou has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
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 Janov nad Nisou's climate page.
Janov nad Nisou Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
2°C (36°F)
Chance of Rain
55%
Precipitation
84 mm (3.3 in)
Rainy days
17 days
Humidity
85% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Janov nad Nisou typically stay consistent throughout December, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -4°C (25°F) to -1°C (30°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 Janov nad Nisou in December
Browse day-by-day weather records for Janov nad Nisou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Janov nad Nisou historical weather extremes in December
Based on 49 years of weather observations in Janov nad Nisou between 1976 and 2025, these are the recorded extremes.
- On December 31, 2022, temperatures climbed to 14°C (57°F), marking the warmest December day on record.
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 →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Janov nad Nisou in December
We recommend to layer up for chilly conditions in Janov nad Nisou in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Janov nad Nisou 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 Janov nad Nisou's climate page.
See the full Janov nad Nisou climate overview or explore weather in Czech Republic.
