SmogRank / Poland / Świętokrzyskie / Połaniec
Połaniec, month by month
Połaniec has a measured daily mean on 875 days since 4 January 2024. Its worst month was February 2025, at 115 US AQI (41.2 µg/m³), 88th of 2,633 cities on that month's world ranking. Its cleanest was July 2025, at 44 US AQI (8.0 µg/m³). 2025 averaged 66 US AQI (17.1 µg/m³), against 68 US AQI (18.3 µg/m³) in 2024.
Every month since 2024
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
Months without a mean, and why
5 months
| Month | Why |
|---|---|
| Oct 2026 | 5 of 11 days measured; a month needs 8. The others: 1 with no readings from the monitor, 4 with readings for part of the day (a day needs 18 hours), 1 with under 18 hours of readings or readings that failed our checks. |
| May 2026 | No day measured. The others: 31 with readings for part of the day (a day needs 18 hours). |
| Apr 2026 | 12 of 30 days measured; a month needs 21. The others: 18 with readings for part of the day (a day needs 18 hours). |
| Sep 2024 | 10 of 30 days measured; a month needs 21. The others: 19 with no readings from the monitor, 1 with readings for part of the day (a day needs 18 hours). |
| Jun 2024 | 19 of 30 days measured; a month needs 21. The others: 9 with no readings from the monitor, 2 with readings for part of the day (a day needs 18 hours). |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Połaniec's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| February 2025 | 11541.2 µg/m³ | 88thof 2,633 | Europe, 14 February to 1 March 2025 Europe, 1 to 14 February 2025 |
| January 2026 | 10938.6 µg/m³ | 96thof 2,617 | Europe, January and February 2026 |
| January 2024 | 9331.4 µg/m³ | 109thof 2,385 | Europe, 8 to 27 January 2024 |
| March 2025 | 8728.3 µg/m³ | 337thof 2,862 | Europe, March 2025 Germany, Poland and 25 more countries, March 2025and 1 more |
| December 2024 | 8628.0 µg/m³ | 114thof 2,616 | Europe, 24 December 2024 to 3 January 2025 Eastern Europe, 30 November to 8 December 2024 |
| January 2025 | 8225.7 µg/m³ | 154thof 2,474 | Germany, France and 19 more countries, January 2025 Europe, 24 December 2024 to 3 January 2025 |
Monthly means over the days measured; finished months only. World rank: its place on that month's world ranking of every city with enough days. Each month opens that ranking.
Połaniec's worst days
| Day | US AQI | Episode |
|---|---|---|
| 10 Jan 2024 | 248173.0 µg/m³ | Europe, 8 to 27 January 2024 |
| 9 Jan 2024 | 184103.0 µg/m³ | Europe, 8 to 27 January 2024 |
| 20 Jan 2026 | 184102.0 µg/m³ | Europe, January and February 2026 |
| 22 Jan 2026 | 184102.0 µg/m³ | Europe, January and February 2026 |
| 11 Jan 2024 | 17995.9 µg/m³ | Europe, 8 to 27 January 2024 |
| 21 Jan 2026 | 17590.0 µg/m³ | Europe, January and February 2026 |
| 19 Jan 2025 | 17488.0 µg/m³ | Germany, France and 19 more countries, January 2025 |
| 26 Feb 2025 | 17386.7 µg/m³ | Europe, 14 February to 1 March 2025 |
| 27 Feb 2025 | 17285.3 µg/m³ | Europe, 14 February to 1 March 2025 |
| 21 Jan 2025 | 16980.7 µg/m³ | Germany, France and 19 more countries, January 2025 |
Daily means, the highest since 4 Jan 2024; the WHO's daily guideline is 15 µg/m³. Each date opens that day's world ranking, and each episode the bad-air spell it was part of.
Use this history
SmogRank, PM2.5 monthly and daily means, Połaniec, Poland, 4 Jan 2024 – 11 Oct 2026. Monitor data from EEA, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/pl/polaniec/history (accessed 12 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.
Połaniec now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-12 20:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some low-cost readings: Sensor.Community, ODbL (data and licence). Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).