SmogRank / Frankfurt am Main / Munich

Frankfurt am Main vs Munich: PM2.5 compared

Over the last year, Frankfurt am Main and Munich had about the same air: PM2.5 averaged 9.9 and 10.2 µg/m³, on the 325 days both cities were measured. Frankfurt am Main had the dirtier air on 117 of those days, Munich on 205. Frankfurt am Main was over the WHO's daily guideline of 15 µg/m³ on 59 of them, Munich on 48.

Right now

Frankfurt am Main#932on the 24-hour board of 1,616, at 35 US AQI (6.3 µg/m³)
Munich–not on the 24-hour board right now

The last year, day by day

Frankfurt am Main
Munich
Each city's daily mean from 6 Oct 2025 to 5 Oct 2026, one stripe a day, coloured by band. A blank stripe is a day without a daily mean.

Month by month

15Frankfurt am Main, Nov 2025: 13.6 µg/m³Munich, Nov 2025: 9.3 µg/m³Nov 2025Frankfurt am Main, Dec: 12.1 µg/m³Munich, Dec: 10.8 µg/m³DecFrankfurt am Main, Jan 2026: 19.5 µg/m³Munich, Jan 2026: 18.3 µg/m³Jan 2026Frankfurt am Main, Feb: 11.4 µg/m³Munich, Feb: 9.9 µg/m³FebFrankfurt am Main, Mar: 14.2 µg/m³Munich, Mar: 13.8 µg/m³MarFrankfurt am Main, Apr: 7.0 µg/m³Munich, Apr: 8.7 µg/m³AprFrankfurt am Main, May: 5.6 µg/m³Munich, May: 7.8 µg/m³MayFrankfurt am Main, Jun: 8.3 µg/m³Munich, Jun: 9.6 µg/m³JunFrankfurt am Main, Jul: 6.7 µg/m³Munich, Jul: 8.4 µg/m³JulFrankfurt am Main, Aug: 6.2 µg/m³Munich, Aug: 8.7 µg/m³AugFrankfurt am Main, Sep: 5.6 µg/m³Munich, Sep: 8.1 µg/m³SepOct
Monthly means in µg/m³ over the days both cities were measured. Solid: Frankfurt am Main. Faded: Munich. A month shows once both share 10 such days. Dashed line: the WHO daily guideline.

Year by year

YearFrankfurt am MainMunichDays both measuredDays Frankfurt am Main was worse
2026 so far525424670
20255453319147
20245252264123
20234948239125

Means in US AQI over the days both cities were measured that year; a year shows once they share 30 such days.

Each city's worst days

Frankfurt am Main

Munich

Daily means in US AQI, over the days both cities were measured in the last year. Each date opens that day's world board.

Compare either city with another

Frankfurt am Main

Side by side with Sulzbach, Gujranwala.

Munich

Side by side with Herrsching am Ammersee, Augsburg, Gujranwala.

Use this page

SmogRank, PM2.5 daily means compared, Frankfurt am Main and Munich, 8 Oct 2025 – 5 Oct 2026, smogrank.com/compare/de-frankfurt-am-main/de-munich (accessed 6 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.

The same rules as every SmogRank figure: reference monitors first, and a day counts with 18 measured hours. How we measure.

Updated 2026-10-06 21:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index.