Hallstahammar, in Vaestmanland, Sweden, is home to roughly 10,800 people in the Europe/Stockholm time zone at 59.6°N latitude.
In 2025, Hallstahammar recorded an average annual temperature of 46°F. The hottest temperatures reached 81°F in July; the coolest were 2°F in January. Total precipitation for the year was 26 inches, with the wettest month being June. Snowfall for the year totaled approximately 6 inches.
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