WorldArrow icon
Arrow iconSemnan

Air quality in Semnan

Air quality index (AQI⁺) and PM2.5 air pollution in Semnan • 10:37, Nov 10

Wildfires in Semnan

Real-time information

Active fires

--

external link icon

November 10, 2026: Ulaanbaatar among top 10 most polluted cities in the world

A foggy, hazy view of India Gate in New Delhi. Several cyclists in bright yellow high-visibility jackets ride along the wide road leading toward the monument, with the arch barely visible through the thick smog.
external link icon

India Air Quality Alert

Contributor Abid Omar
external link icon

Revealing the Invisible: A decade of fighting for clean air in Pakistan

Which is the most polluted city in Semnan?