Slovenia AQI Analytics
OpenAQ-derived PM2.5 and PM10 history for 17 cities, mapped to AQI Now city pages and normalized to the US EPA AQI scale.
Search city analytics
- Cities
- 17
- Locations
- 40
- Daily rows
- 5,600
- Avg EPA AQI
- 47
with OpenAQ history
mapped monitors
2024-01-01 to 2024-12-31
15.1 ug/m3 PM2.5
Current data story
The highest average AQI in this pilot slice is Polzela, with an EPA AQI average of 108 and PM2.5 around 38.8 ug/m3. Its worst month is November.
Source: OpenAQ local parquet plus raw CSV coordinate recovery. Build 2026-05-12T00:27:56.105574+00:00.
Country average
47
US EPA scale
PM2.5 15.1 ug/m3 · PM10 23.7 ug/m3
Analytics tools
City AQI Comparison
LiveRank cities side by side using OpenAQ PM2.5 and PM10 history normalized to US EPA AQI.
17 eligible cities
Open toolSeasonal Pollution
LiveFind each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
17 eligible cities
Open toolHealth Impact
LiveTranslate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
16 eligible cities
Open toolCities ranked by average AQI
| City | Avg AQI | PM2.5 | Worst month | Trend | Coverage |
|---|---|---|---|---|---|
| Polzela Polzela, Slovenia | 108 | 38.8 ug/m3 | November | n/a | 55 days · 1 locations |
| Poljčane Poljčane, Slovenia | 81 | 25.6 ug/m3 | January | n/a | 347 days · 1 locations |
| Postojna Postojna, Slovenia | 49 | 11.0 ug/m3 | November | n/a | 154 days · 1 locations |
| Murska Sobota Murska Sobota, Slovenia | 48 | 14.9 ug/m3 | December | n/a | 362 days · 4 locations |
| Celje Celje, Slovenia | 48 | 14.7 ug/m3 | December | n/a | 362 days · 4 locations |
| Zagorje Zagorje ob Savi, Slovenia | 45 | 15.1 ug/m3 | December | n/a | 361 days · 2 locations |
| Ljubljana Central Slovenia, Slovenia | 45 | 13.3 ug/m3 | December | n/a | 362 days · 4 locations |
| Ljubljana Ljubljana, Slovenia | 44 | 14.5 ug/m3 | December | n/a | 361 days · 2 locations |
| Ptuj Ptuj, Slovenia | 43 | 13.8 ug/m3 | December | n/a | 361 days · 2 locations |
| Trbovlje Trbovlje, Slovenia | 41 | 12.2 ug/m3 | December | n/a | 362 days · 4 locations |
| Novo Mesto Novo Mesto, Slovenia | 41 | 13.2 ug/m3 | November | n/a | 361 days · 2 locations |
| Kranj Kranj, Slovenia | 41 | 13.3 ug/m3 | December | n/a | 356 days · 2 locations |
| Maribor Maribor, Slovenia | 40 | 11.4 ug/m3 | November | n/a | 362 days · 4 locations |
| Nova Gorica Nova Gorica, Slovenia | 39 | 11.9 ug/m3 | November | n/a | 361 days · 2 locations |
| Koper Koper, Slovenia | 33 | 9.9 ug/m3 | November | n/a | 360 days · 2 locations |
| Črna na Koroškem Črna na Koroškem, Slovenia | 28 | n/a ug/m3 | January | n/a | 353 days · 1 locations |
| Kostel Kostel, Slovenia | 27 | 7.7 ug/m3 | November | n/a | 360 days · 2 locations |