Sibiu vs Timişoara AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Sibiu and Timişoara. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Timişoara (62-pt gap)PM2.5: Sibiu 27.8 ug/m3 · Timişoara 88.5 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-05-10–2024-12-31 and 2024-08-30–2024-12-31.

Compare two cities

City A

City B

Sibiu vs Timişoara

Sibiu

Sibiu, Romania

PM2.5: 27.8 ug/m3
PM10: 30.4 ug/m3
Worst month: November
Trend: n/a

EPA category: Moderate

Timişoara

Timiş, Romania

PM2.5: 88.5 ug/m3
PM10: 22.4 ug/m3
Worst month: December
Trend: n/a

EPA category: Good

Lower average AQI in this selected period: Timişoara. Values are historical OpenAQ-derived city summaries, not live readings.

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Sibiu

130

125

Timişoara

What this comparison measures

Average EPA AQI — city-level daily AQI values averaged across the OpenAQ coverage window.
PM2.5 and PM10 — mapped monitor concentrations aggregated to daily city averages.
Seasonality — worst and cleanest months from the monthly city rollups.
Trend — difference between the earliest and latest yearly AQI average in this build.