About Karlskrona, Blekinge

With a population of around 66,700, Karlskrona sits in Blekinge, Sweden. The city operates in the Europe/Stockholm time zone.

In 2025, Karlskrona averaged an annual temperature of 49°F, with hottest temperatures reaching 80°F in July and lowest around 12°F in November. The city received approximately 26 inches of precipitation during the year.