Air Quality Lab — Rethymno, Greece
Air Quality Profile·
Rethymno reports an annual PM2.5 of 10.1 µg/m³. That's roughly double the WHO 2021 guideline but still far below the EU annual limit of 25 µg/m³.
Rethymno
Greece
GreeceAnnual Average
FairWHO annual classification
10.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
9.89.8 µg/m³ — Good
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1010 µg/m³ — Fair
9.49.4 µg/m³ — Good
1111 µg/m³ — Fair
9.59.5 µg/m³ — Good
1111 µg/m³ — Fair
9.99.9 µg/m³ — Good
9.89.8 µg/m³ — Good
9.49.4 µg/m³ — Good
8.88.8 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
9.89.8 µg/m³ — Good
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1010 µg/m³ — Fair
9.49.4 µg/m³ — Good
1111 µg/m³ — Fair
Jul
Aug
Sep
Oct
Nov
Dec
9.59.5 µg/m³ — Good
1111 µg/m³ — Fair
9.99.9 µg/m³ — Good
9.89.8 µg/m³ — Good
9.49.4 µg/m³ — Good
8.88.8 µg/m³ — Good
Best months: May, Nov–DecWorst months: Feb, Jun, Aug
Good5–10 µg/m³Fair10–15 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Greece
Rethymno: 10.1 µg/m³. Typical range in Greece: 12.5–14.6 µg/m³. Low anchor: Préveza, 9.6 µg/m³. High anchor: Athens, 15.3 µg/m³.
60 cities tracked