September 23 – 24, 2026
DMEXCO 2026
Cologne, Germany
WhenSeptember 23 – 24, 2026
Next editionDMEXCO 2027 — September 22 – 23, 2027
IndustryMarketing & advertising
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About the fair
DMEXCO 2026 took place September 23 – 24, 2026 — Koelnmesse, Cologne, Germany.
DMEXCO is a leading European event for digital marketing and technology. Topics include advertising, e-commerce, data, AI, platforms and digital business models. It brings together marketers, technology companies, agencies and brands.
Typical weather on these dates
Average of 2015–2024 measurements for September 23 – 24, 2026 in Cologne — the exact days of the fair, not the whole month.
Sep 2320° / 10°rain in 40% of years
Sep 2419° / 10°rain in 40% of years
Source: NASA POWER (measurements 2015–2024), coordinates © OpenStreetMap
That same week in Cologne
Other fairs running at the same time — worth seeing while the trip is already paid for.
September 15 – 17, 2026