About the fair
Trade fair for water supply, sewage and wastewater treatment technologies. It showcases pumps, valves, piping systems, metering equipment and treatment plants. The target audience is municipal utilities and infrastructure designers.
Typical weather on these dates
Average of 2015–2024 measurements for September 8 – 10, 2026 in Warsaw — the exact days of the fair, not the whole month.
Sep 823° / 11°rain in 40% of years
Sep 925° / 12°rain in 30% of years
Sep 1023° / 12°rain in 30% of years
Source: NASA POWER (measurements 2015–2024), coordinates © OpenStreetMap
Forecast for the fair days
The fair starts within ten days, so this is the real forecast.
Sep 825° / 14°0.1 mm
Sep 917° / 13°19 mm
Sep 1013° / 12°2.3 mm
Fetched on Sep 3
Source: MET Norway (CC BY 4.0)
That same week in Warsaw
Other fairs running at the same time — worth seeing while the trip is already paid for.
September 1 – 3, 2026