Semnan
2 monitoring stations · readings from 86 to 86
Average AQI
Air quality in Semnan
Air quality in Semnan is currently 86 on the AQI scale, which falls in the Moderate band. That number is the average across every monitoring station reporting in Semnan right now.
We aggregate 2 stations across Semnan. All reporting stations are currently reading 86.
Semnan breaks down into 2 cities you can open individually.
Readings refresh hourly from the official monitoring networks we track. Conditions can change quickly, so check back before planning time outdoors.
What to do at moderate levels
Outdoor activity
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner.
Sensitive groups
Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
Indoor air
Ventilating is still worthwhile. Consider closing up during traffic peaks if you live on a busy road.
Cities in Semnan
About Semnan
Coordinates
35.995, 54.197
Centroid of monitored stations
Stations
2
Reporting in this area
Spread
86 – 86
Cleanest to worst station reading
Semnan air quality, answered
Semnan is currently reading an AQI of 86, which is Moderate. It is the average across 2 reporting stations.
Fine for most people. If you are planning a long or intense session outdoors, the early morning is usually cleaner. Unusually sensitive people may notice mild irritation. Keep reliever medication to hand if you use it.
86 sits in the Moderate band of the air quality index. The index runs from 0 to 500, and the lower the number the cleaner the air.
We currently aggregate 2 stations in Semnan.
Of the cities currently listed for Semnan, Shahrud is reading highest at 86 (Moderate).
Hourly. We pull from the official monitoring networks that publish for this region, and this page refreshes on the same cadence.
See Semnan on the map.
Every station around it, live — or find out what today's reading means for you personally.