Air Quality Lab — Port Angeles, United States
Air Quality Profile·
Port Angeles reports an annual PM2.5 of 4.5 µg/m³. That's below the WHO 2021 annual guideline of 5 µg/m³ — cleaner than most cities on the continent.
Port Angeles
United States
United StatesAnnual Average
ExcellentWHO annual classification
4.5µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
5.25.2 µg/m³ — Good
4.94.9 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
4.14.1 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
5.75.7 µg/m³ — Good
5.15.1 µg/m³ — Good
4.54.5 µg/m³ — Excellent
5.05.0 µg/m³ — Excellent
Jan
Feb
Mar
Apr
May
Jun
5.25.2 µg/m³ — Good
4.94.9 µg/m³ — Excellent
4.34.3 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
3.63.6 µg/m³ — Excellent
3.53.5 µg/m³ — Excellent
Jul
Aug
Sep
Oct
Nov
Dec
4.14.1 µg/m³ — Excellent
4.94.9 µg/m³ — Excellent
5.75.7 µg/m³ — Good
5.15.1 µg/m³ — Good
4.54.5 µg/m³ — Excellent
5.05.0 µg/m³ — Excellent
Best months: Apr–JunWorst months: Jan, Sep–Oct
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 United States
Port Angeles: 4.5 µg/m³. Typical range in United States: 6.4–7.8 µg/m³. Low anchor: Anchorage, 4.3 µg/m³. High anchor: Los Angeles, 13.8 µg/m³.
2,121 cities tracked