With a population of around 17,700, Lessines sits in Wallonia, Belgium. The city operates in the Europe/Brussels time zone.
In 2025, Lessines recorded an average annual temperature of 53°F. The hottest temperatures reached 95°F in July; the coolest were 24°F in January. Total precipitation for the year was 25 inches, with the wettest month being January. Snowfall for the year totaled approximately 4 inches.
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