With a population of around 4,200, Hjallerup sits in North Denmark, Denmark. The city operates in the Europe/Copenhagen time zone.
In 2025, Hjallerup recorded an average annual temperature of 49°F. The hottest temperatures reached 82°F in July; the coolest were 19°F in February. Total precipitation for the year was 29 inches, with the wettest month being October. Snowfall for the year totaled approximately 5 inches.
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