Wonju vs Johannesburg

Live AQI Comparison

Updated 24m ago · Data from OpenAQ

Wonju

South Korea

129

Unhealthy for Sensitive Groups

PM2.547 µg/m³

PM1068 µg/m³

Johannesburg

South Africa

127

Unhealthy for Sensitive Groups

PM2.546.206 µg/m³

PM1080.468 µg/m³

Verdict

Wonju currently has worse air quality than Johannesburg (AQI 2 points higher). Sensitive groups in Wonju should limit outdoor activity.

Wonju vs Johannesburg Air Quality Analysis

Based on the latest measurements, Wonju has an AQI of 129 compared to Johannesburg's AQI of 127. The World Health Organization (WHO) recommends annual PM2.5 levels below 15 µg/m³ and 24-hour levels below 45 µg/m³.

Current PM2.5 levels exceed the EPA "Moderate" threshold of 35.4 µg/m³. People with respiratory conditions, children, and the elderly should consider reducing prolonged outdoor exposure.

Air quality can change rapidly due to weather patterns, traffic, and industrial activity. Check back hourly for the latest comparison between Wonju and Johannesburg.

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Frequently Asked Questions

Which city has worse air quality today, Wonju or Johannesburg?

Wonju currently has worse air quality with an AQI of 129 compared to Johannesburg's AQI of 127. This data is updated hourly from government monitoring stations.

Is it safer to be in Wonju or Johannesburg right now?

Based on current AQI levels, Johannesburg (AQI 127) has safer air quality than Wonju (AQI 129). People in Wonju should consider limiting outdoor activities.

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