Karlskrona Weather in April
April in Karlskrona brings low temperatures, with daytime highs of 9°C (48°F) and nights around 3°C (37°F). Rainfall is at its lowest this month, making it one of the more reliable months to be outdoors.
Rainfall in Karlskrona in April
With the driest weather of the year, this month is a solid choice for exploring, even if you'll want to dress warmly. The climate data from previous years indicates about 11 days of rain, averaging 36 mm (1.4 in) for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Karlskrona in April
In April, Karlskrona sees low temperatures, with highs of 9°C (48°F). Nights drop to around 3°C (37°F). Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With lows around 3°C (37°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in Karlskrona in April
With about 180 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.April in Karlskrona 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 Sweden, check out our Karlskrona's climate page.
Karlskrona Temperature in April
Min Temperature
3°C (37°F)
Max Temperature
9°C (48°F)
Chance of Rain
37%
Precipitation
36 mm (1.4 in)
Rainy days
11 days
Humidity
79% *
Sunshine
180 hours *
Percentage Sunshine
42% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Karlskrona typically rise from around 7°C (45°F) at the start of April to approximately 12°C (54°F) by the end. Nights are cold, with lows typically ranging from 1°C (34°F) to 5°C (41°F).
Average temperatures in April
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 April
Historical weather for Karlskrona in April
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 April
Based on 50 years of weather observations in Karlskrona between 1976 and 2026, these are the recorded extremes.
- Karlskrona recorded its highest April temperature of 26°C (79°F) on April 28, 1993.
- On April 10, 1977, Karlskrona saw its coldest April day with temperatures maxing out at 0°C (32°F).
- Karlskrona registered its coldest April night on April 8, 2003, with temperatures dropping to -8°C (18°F).
Best Places in Sweden in April
Find out more about the weather in Sweden and which places have the best travel conditions in this month. See all of Sweden in April →
perfect weather
pleasant
tolerable
unpleasant
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What to Wear in Karlskrona in April
We recommend to layer up for chilly conditions in Karlskrona in April. 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. Some rain is possible, so pack something to handle light showers. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Karlskrona in April
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.
