Air quality to deteriorate nationwide from tomorrowBy Kayleigh Madjar / Staff writer, with CNAA strong continental cold air mass is to bring pollutants to Taiwan from tomorrow, the Ministry of Environment said today, as it issued an “orange” air quality alert for most of the country. All of Taiwan except for Hualien and Taitung counties is to be under an “orange” air quality alert tomorrow, indicating air quality that is unhealthy for sensitive groups. A strong continental cold air mass would bring the pollutants to Taiwan from tomorrow, worsening PM2.5 concentrations in the north to between 40 and 60mg/m³, it added. Air quality is to improve in central and northern Taiwan from Thursday, although downwind areas in the south would still see the effects of accumulated pollutants, it said. As air quality is significantly influenced by meteorological conditions, the ministry advised keeping up to date on the latest forecasts and taking necessary precautions.

Source: Taipei Times January 05, 2026 09:46 UTC