Air Quality Lab — Reykjavík, Iceland
Air Quality Profile·
Reykjavík reports an annual PM2.5 of 5.0 µg/m³. That's below the WHO 2021 annual guideline of 5 µg/m³ — cleaner than most cities on the continent.
Reykjavík
Iceland
IcelandAnnual Average
ExcellentWHO annual classification
5.0µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4.44.4 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
5.45.4 µg/m³ — Good
5.15.1 µg/m³ — Good
4.74.7 µg/m³ — Excellent
5.55.5 µg/m³ — Good
5.85.8 µg/m³ — Good
5.05.0 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
5.05.0 µg/m³ — Excellent
Jan
Feb
Mar
Apr
May
Jun
4.44.4 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
5.45.4 µg/m³ — Good
5.15.1 µg/m³ — Good
4.74.7 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
5.55.5 µg/m³ — Good
5.85.8 µg/m³ — Good
5.05.0 µg/m³ — Excellent
4.74.7 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
5.05.0 µg/m³ — Excellent
Best months: Jan, Jun, NovWorst months: Apr, Jul–Aug
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 Iceland
Reykjavík: 5.0 µg/m³. Typical range in Iceland: 3.7–3.9 µg/m³. Low anchor: Keflavík, 3.7 µg/m³.
4 cities tracked