With a population of around 24,400, Diemen sits in North Holland, Netherlands. The city operates in the Central European time zone.
In 2025, Diemen recorded an average annual temperature of 52°F. The hottest temperatures reached 93°F in July; the coolest were 25°F in December. 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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