SmogRank / India / Haryana / Rohtak
Rohtak, month by month
Rohtak has a measured daily mean on 293 days since 1 October 2025. Its worst month was October 2025, at 195 US AQI (117.7 µg/m³), 8th of 2,614 cities on that month's world ranking. Its cleanest was August 2026, at 97 US AQI (34.0 µg/m³).
Every month since 2025
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 | 6 of 12 days measured; a month needs 9. The others: 5 with no readings from the monitor, 1 with readings for part of the day (a day needs 18 hours). |
| Mar 2026 | 21 of 31 days measured; a month needs 22. The others: 10 with under 18 hours of readings or readings that failed our checks. |
| Jan 2026 | 16 of 31 days measured; a month needs 22. The others: 15 with under 18 hours of readings or readings that failed our checks. |
| Dec 2025 | 17 of 31 days measured; a month needs 22. The others: 14 with under 18 hours of readings or readings that failed our checks. |
| Nov 2025 | 19 of 30 days measured; a month needs 21. The others: 11 with under 18 hours of readings or readings that failed our checks. |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Rohtak's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| October 2025 | 195117.7 µg/m³ | 8thof 2,614 | India and Pakistan, October 2025 |
| April 2026 | 16575.5 µg/m³ | 20thof 2,941 | North-western India, 21 to 29 April 2026 North-western India, 19 April 2026and 1 more |
| February 2026 | 15967.2 µg/m³ | 42ndof 2,866 | – |
| June 2026 | 13649.6 µg/m³ | 50thof 2,497 | Haryana, Uttar Pradesh and Uttarakhand, India, June 2026 |
| May 2026 | 11741.8 µg/m³ | 92ndof 2,874 | North-western India, May 2026 |
| September 2026 | 10838.2 µg/m³ | 68thof 2,981 | – |
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.
Rohtak's worst days
| Day | US AQI | Episode |
|---|---|---|
| 13 Nov 2025 | 457304.0 µg/m³ | – |
| 30 Oct 2025 | 425288.0 µg/m³ | – |
| 16 Dec 2025 | 406278.0 µg/m³ | – |
| 12 Nov 2025 | 372261.0 µg/m³ | – |
| 8 Nov 2025 | 306228.0 µg/m³ | – |
| 18 Nov 2025 | 300225.0 µg/m³ | – |
| 11 Nov 2025 | 297222.0 µg/m³ | – |
| 3 Apr 2026 | 291216.0 µg/m³ | – |
| 21 Oct 2025 | 290215.0 µg/m³ | India and Pakistan, October 2025 |
| 20 Oct 2025 | 288213.0 µg/m³ | India and Pakistan, October 2025 |
Daily means, the highest since 1 Oct 2025; 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, Rohtak, India, 1 Oct 2025 – 7 Oct 2026. Monitor data from CPCB via OpenAQ; sources listed at smogrank.com/sources. smogrank.com/in/rohtak/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.
Rohtak 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).