Air Quality Lab — Batticaloa, Sri Lanka
Air Quality Profile·
Batticaloa reports an annual PM2.5 of 19.7 µg/m³. That's meaningfully above the WHO 2021 guideline of 5 µg/m³ yet within the EU annual limit of 25 µg/m³.
Batticaloa
Sri Lanka
Sri LankaAnnual Average
ModerateWHO annual classification
19.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2323 µg/m³ — Moderate
2222 µg/m³ — Moderate
3232 µg/m³ — Poor
2222 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
1818 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
2323 µg/m³ — Moderate
2222 µg/m³ — Moderate
3232 µg/m³ — Poor
2222 µg/m³ — Moderate
1717 µg/m³ — Moderate
1616 µg/m³ — Moderate
Jul
Aug
Sep
Oct
Nov
Dec
1414 µg/m³ — Fair
1717 µg/m³ — Moderate
2121 µg/m³ — Moderate
1818 µg/m³ — Moderate
1717 µg/m³ — Moderate
1818 µg/m³ — Moderate
Best months: May–JulWorst months: Jan–Mar
Fair10–15 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 Sri Lanka
Batticaloa: 19.7 µg/m³. Typical range in Sri Lanka: 16.6–18.2 µg/m³. Low anchor: Galle, 15.4 µg/m³. High anchor: Colombo, 22.0 µg/m³.
28 cities tracked