About Ronneby, Blekinge's Climate & Weather History

Ronneby, in Blekinge, Sweden, is home to roughly 12,600 people in the Europe/Stockholm time zone at 56.2°N latitude.

In 2025, Ronneby recorded an average annual temperature of 49°F. The hottest temperatures reached 81°F in August; the coolest were 14°F in January. Total precipitation for the year was 23 inches, with the wettest month being October. Snowfall for the year totaled approximately 5 inches.