Air Quality Lab — Rauma, Finland
Air Quality Profile·
Rauma reports an annual PM2.5 of 4.8 µg/m³. That's below the WHO 2021 annual guideline of 5 µg/m³ — cleaner than most cities on the continent.
Rauma
Finland
FinlandAnnual Average
ExcellentWHO annual classification
4.8µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4.84.8 µg/m³ — Excellent
4.84.8 µg/m³ — Excellent
5.25.2 µg/m³ — Good
4.34.3 µg/m³ — Excellent
5.65.6 µg/m³ — Good
5.45.4 µg/m³ — Good
4.84.8 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
4.04.0 µg/m³ — Excellent
4.24.2 µg/m³ — Excellent
3.93.9 µg/m³ — Excellent
5.25.2 µg/m³ — Good
Jan
Feb
Mar
Apr
May
Jun
4.84.8 µg/m³ — Excellent
4.84.8 µg/m³ — Excellent
5.25.2 µg/m³ — Good
4.34.3 µg/m³ — Excellent
5.65.6 µg/m³ — Good
5.45.4 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
4.84.8 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
4.04.0 µg/m³ — Excellent
4.24.2 µg/m³ — Excellent
3.93.9 µg/m³ — Excellent
5.25.2 µg/m³ — Good
Best months: Sep–NovWorst months: May–Jun, Dec
Excellent0–5 µg/m³Good5–10 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Finland
Rauma: 4.8 µg/m³. Typical range in Finland: 4.4–5.4 µg/m³. Low anchor: Kuusamo, 3.1 µg/m³. High anchor: Helsinki, 6.6 µg/m³.
70 cities tracked