October 20 – 22, 2026
FENASAN 2026 / Congresso ABES
São Paulo, Brazil
WhenOctober 20 – 22, 2026
IndustryEnergy & environment, Construction & building
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About the fair
The national sanitation and environment fair, which together with the AESabesp technical meeting forms the largest gathering of its kind on the American continent. Pumps, pipes, valves, measuring equipment and water treatment plants are shown. Aimed at utilities, designers and contractors. An extensive technical congress runs alongside.
Typical weather on these dates
Average of 2015–2024 measurements for October 20 – 22, 2026 in São Paulo — the exact days of the fair, not the whole month.
Oct 2027° / 15°rain in 50% of years
Oct 2127° / 16°rain in 40% of years
Oct 2228° / 16°rain in 40% of years
Source: NASA POWER (measurements 2015–2024), coordinates © OpenStreetMap
That same week in São Paulo
Other fairs running at the same time — worth seeing while the trip is already paid for.
October 20 – 22, 2026