Karlskrona Weather in December
Karlskrona in December sees low temperatures, with highs around 6°C (43°F) and overnight lows of 1°C (34°F). Rainfall is fairly high at around 64 mm (2.5 in) on average, so pack waterproofs just in case.
Rainfall in Karlskrona in December
On average, there are about 17 days with rain during this month, averaging 64 mm (2.5 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Karlskrona in December
December in Karlskrona brings typical temperatures with highs around 6°C (43°F) and lows of 1°C (34°F). During December, the winter season is in full swing. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Karlskrona in December
The month has fewer sunny days, with around 28 hours of sunshine.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Karlskrona.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sweden, check out our Karlskrona's climate page.
Karlskrona Temperature in December
Min Temperature
1°C (34°F)
Max Temperature
6°C (43°F)
Chance of Rain
56%
Precipitation
64 mm (2.5 in)
Rainy days
17 days
Humidity
88% *
Sunshine
28 hours *
Percentage Sunshine
13% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Karlskrona typically stay consistent throughout December, with daily highs averaging around 6°C (43°F). Nights are very cold, with lows typically ranging from -2°C (28°F) to 1°C (34°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 Karlskrona in December
Browse day-by-day weather records for Karlskrona spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Karlskrona historical weather extremes in December
The extremes listed below come from historical weather data collected in Karlskrona from 1976 through 2025.
- Karlskrona recorded its highest December temperature of 12°C (54°F) on December 16, 2024.
- The coldest night in December in Karlskrona was on December 21, 1996, with a minimum of -17°C (1°F).
Best Places in Sweden in December
Find out more about the weather in Sweden and which places have the best travel conditions in this month. See all of Sweden in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Karlskrona 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. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Karlskrona 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 Sweden, check out our Karlskrona's climate page.
Temperature Rainfall Sunshine Humidity
See the full Karlskrona climate overview or explore weather in Sweden.
