With a population of around 5,000, Grums sits in Vaermland, Sweden. The city operates in the Europe/Stockholm time zone.
In 2025, Grums recorded an average annual temperature of 47°F. The hottest temperatures reached 84°F in July; the coolest were 3°F in January. Total precipitation for the year was 32 inches, with the wettest month being July. Snowfall for the year totaled approximately 10 inches.
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