January 27, 2026: Krasnoyarsk among top 10 most polluted cities in the world

  • 3 min read
  • by IQAir Staff Writers
Rivers and trees surrounding city

Is the air quality good in Krasnoyarsk?

On January 27, 2026, at 1:00 AM PT, Krasnoyarsk, Russia, is experiencing poor air quality driven by industrial emissions, coal-based heating, and stagnant winter weather. The AQI is 205, classified as very unhealthy, with PM2.5 concentrations dominating.

Air quality is dynamic and, like the weather, can change frequently, Krasnoyarsk ranked 3rd among the most polluted major cities in the world on Tuesday morning (local time).

Click here for a real-time air quality map of Krasnoyarsk.

While the air quality conditions today are poor, it is important to keep in mind that the average PM2.5 concentration in 2024 for Krasnoyarsk was 11.5 µg/m³. This corresponds to an AQI of 55, which falls into the moderate category and was 2.5 times the WHO annual guideline of 5 µg/m³.

Krasnoyarsk ranked as the 3rd most polluted major city on January 27, 2026, at 1:00 AM PT. Source: IQAir.

When will air quality improve in Krasnoyarsk?

Air quality is forecasted to improve by late tomorrow, when expected atmospheric changes may help disperse accumulated pollutants.

Hourly air quality forecast for Krasnoyarsk, Russia on January 27, 2026. Source: IQAir.

However, improvements are usually temporary due to continuous industrial and residential emissions, which often cause air quality to deteriorate again when weather conditions become stagnant.

Daily air quality trends in Krasnoyarsk, Russia, over the past 30 days. Source: IQAir.

Last 30 days AQI has been mostly in the moderate range till January 16, and from January 16 it spiked into the unhealthy range and stayed elevated, today it has climbed into the very unhealthy range, likely influenced by the sharp temperature drop that increased heating demand and trapped pollutants near the surface.

Air quality map of Krasnoyarsk, Russia January 27, 2026. Source: IQAir.

What is causing poor air quality in Krasnoyarsk?

Krasnoyarsk relies heavily on coal-powered, aging industrial facilities and heating systems, which contribute substantial emissions throughout the winter season. Dense diesel vehicle traffic adds to this pollution load, while stagnant weather patterns and the city’s valley geography allow these pollutants to accumulate near the surface.

Key contributors include:

  • Industrial facilities emitting sulfur dioxide, particulate matter, and nitrogen oxides from metallurgical plants and coal-fired power stations (1).
  • Residential heating using coal and wood, especially during winter months, adding significant PM2.5 concentrations to surface air (2).
  • Vehicular emissions concentrated in dense urban areas and amplified during stagnant air events (3).
  • Unfavorable meteorological conditions including low wind, lack of precipitation, and temperature inversions that limit dispersion.

How can I protect myself from poor air quality?

Article resources

[1] Ekaterina A. , Ekaterina D., Alexandra S. (2024, January 29). Costs of Coal Abatement for Residential Heating to Reduce Urban Air Pollution in Asian Russia: Evidence from Krasnoyarsk MDPI.
DOI: doi.org/10.3390/en17030640

[2] Lana K. (2024, February 26). Black Sky, Gray Snow: Decades of Air Pollution Leave Siberia's Krasnoyarsk Struggling to Breathe The Moscow Times.

[3] Ekaterina L. (2023, June). On the issue of air pollution in the Krasnoyarsk Territory E3S Web of Conferences.
DOI: 10.1051/e3sconf/202339004011

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