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Kalmar Weather in December
December in Kalmar brings low temperatures around 5°C (41°F) during the day, dropping to 1°C (34°F) at night, with some rainfall expected.
Rainfall in Kalmar in December
The climate data from previous years indicates about 16 days of rain, averaging 56 mm (2.2 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Kalmar in December
In December, Kalmar sees low temperatures, with highs of 5°C (41°F). Nights drop to around 1°C (34°F). December marks the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. At 1°C (34°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Kalmar in December
The month is characterized by fewer sunny days, with roughly 28 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.
Average water temperature in December
At 5°C (41°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.December in Kalmar has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Kalmar Temperature in December
Min Temperature
1°C (34°F)
Max Temperature
5°C (41°F)
Water Temperature
5°C (41°F)
Chance of Rain
55%
Precipitation
56 mm (2.2 in)
Rainy days
16 days
Humidity
88%
Sunshine
28 hours
Percentage Sunshine
13%
Kalmar Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kalmar - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kalmar typically stay consistent throughout December, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows typically ranging from -3°C (27°F) to 0°C (32°F).
Average temperatures in December
Historical weather records for Kalmar in December
Browse day-by-day weather records for Kalmar spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kalmar historical weather extremes in December
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Kalmar.
- On December 8, 2016, temperatures climbed to 12°C (54°F), marking the warmest December day on record.
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
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 Kalmar in December
Dress warmly and in layers for your trip to Kalmar in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 5°C (41°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. With limited sunshine expected, sunglasses aren't a priority for packing.
What To Do in Kalmar in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling3/10 -
Walking3/10 -
Camping4/10 -
Outdoor sports3/10
Kalmar 3-Day Forecast
More climate data for Kalmar
Temperature Rainfall Sunshine Humidity Water Temp
See the full Kalmar climate overview or explore weather in Sweden.
Popular in December
Where to go in December - average daytime high across popular destinations.
Simrishamn
6°C (43°F) Falkenberg5°C (41°F) Karlskrona6°C (43°F) Lund5°C (41°F) Malmö6°C (43°F) Visby5°C (41°F) Gothenburg5°C (41°F) Stockholm3°C (37°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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