With a population of around 12,700, Blegny sits in Wallonia, Belgium. The city operates in the Europe/Brussels time zone.
In 2025, Blegny recorded an average annual temperature of 52°F. The hottest temperatures reached 96°F in July; the coolest were 14°F in January. Total precipitation for the year was 31 inches, with the wettest month being January. Snowfall for the year totaled approximately 4 inches.
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