Air Quality Lab — Chumphon, Thailand
Air Quality Profile·
Chumphon reports an annual PM2.5 of 16.7 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Chumphon
Thailand
ThailandAnnual Average
ModerateWHO annual classification
16.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2323 µg/m³ — Moderate
2222 µg/m³ — Moderate
1818 µg/m³ — Moderate
2323 µg/m³ — Moderate
1515 µg/m³ — Fair
9.79.7 µg/m³ — Good
9.09.0 µg/m³ — Good
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
2121 µg/m³ — Moderate
2626 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
2323 µg/m³ — Moderate
2222 µg/m³ — Moderate
1818 µg/m³ — Moderate
2323 µg/m³ — Moderate
1515 µg/m³ — Fair
9.79.7 µg/m³ — Good
Jul
Aug
Sep
Oct
Nov
Dec
9.09.0 µg/m³ — Good
1111 µg/m³ — Fair
1111 µg/m³ — Fair
1212 µg/m³ — Fair
2121 µg/m³ — Moderate
2626 µg/m³ — Poor
Best months: Jun–AugWorst months: Jan, Apr, Dec
Good5–10 µg/m³Fair10–15 µg/m³Moderate15–25 µg/m³Poor25–35 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Thailand
Chumphon: 16.7 µg/m³. Typical range in Thailand: 21.3–28.9 µg/m³. Low anchor: Phuket, 15.1 µg/m³. High anchor: Chiang Mai, 32.6 µg/m³.
202 cities tracked