Karlskrona Weather in August
In Karlskrona, August brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 15°C (59°F). Expect quite a bit of rainfall this month.
Rainfall in Karlskrona in August
Historically, approximately 12 days this month are expected to have rain, averaging 67 mm (2.6 in). 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 August
August in Karlskrona is generally perfect, with days reaching 21°C (70°F) and nights settling around 15°C (59°F). August is a notable month of the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. On average, it sees the highest temps of the year.
Sunshine in Karlskrona in August
Enjoy a sunny month with about 246 hours of sunshine, the clear skies make Karlskrona even more beautiful.If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances 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 August
Min Temperature
15°C (59°F)
Max Temperature
21°C (70°F)
Chance of Rain
40%
Precipitation
67 mm (2.6 in)
Rainy days
12 days
Humidity
79% *
Sunshine
246 hours *
Percentage Sunshine
53% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Karlskrona typically stay consistent throughout August, with daily highs averaging around 21°C (70°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 15°C (59°F).
Average temperatures in August
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 August
Historical weather for Karlskrona in August
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 August
According to our 49 years of weather records for Karlskrona, the following extremes were recorded between 1976 and 2025.
- The warmest day in August was on August 1, 2002, with a maximum of 31°C (88°F).
- On August 22, 1986, Karlskrona saw its coldest August day with temperatures maxing out at 12°C (54°F).
- Karlskrona registered its coldest August night on August 29, 2007, with temperatures dropping to 3°C (37°F).
Best Places in Sweden in August
Find out more about the weather in Sweden and which places have the best travel conditions in this month. See all of Sweden in August →
perfect weather
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tolerable
unpleasant
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What to Wear in Karlskrona in August
Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Karlskrona in August
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.
