Air Quality
1.8/5
32.2 µg/m³Unhealthy
Air Quality Profile
Semarang reports an annual PM2.5 of 32.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Semarang
Indonesia
IndonesiaAnnual Average
PoorWHO annual classification
32.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2828 µg/m³ — Poor
3333 µg/m³ — Poor
3939 µg/m³ — Unhealthy
3535 µg/m³ — Poor
3838 µg/m³ — Unhealthy
3131 µg/m³ — Poor
2828 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3131 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
2828 µg/m³ — Poor
3333 µg/m³ — Poor
3939 µg/m³ — Unhealthy
3535 µg/m³ — Poor
3838 µg/m³ — Unhealthy
3131 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
2828 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3131 µg/m³ — Poor
Best months: Jan, Jul, OctWorst months: Mar–May
Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Semarang reports an annual PM2.5 of 32.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
SemarangIndonesia
IndonesiaAnnual Average
PoorWHO annual classification
32.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
2828 µg/m³ — Poor
3333 µg/m³ — Poor
3939 µg/m³ — Unhealthy
3535 µg/m³ — Poor
3838 µg/m³ — Unhealthy
3131 µg/m³ — Poor
2828 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3131 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
2828 µg/m³ — Poor
3333 µg/m³ — Poor
3939 µg/m³ — Unhealthy
3535 µg/m³ — Poor
3838 µg/m³ — Unhealthy
3131 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
2828 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3030 µg/m³ — Poor
3232 µg/m³ — Poor
3131 µg/m³ — Poor
Best months: Jan, Jul, OctWorst months: Mar–May
Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Semarang
Things to consider in Semarang
PM2.5 annual average of 32.2 µg/m³ exceeds the WHO interim target of 15 µg/m³. The WHO guideline value is 5 µg/m³.
Data sources: WHO (air quality), OECD (safety).
Why not Semarang?
Why not Semarang? Honestly, air quality is a meaningful downside — at 32.2 µg/m³ annual PM2.5, Semarang sits above the EU limit, which may matter for allergy sufferers or long-term residents.
Frequently asked about Semarang
▶How many sunny days does Semarang have per year?
Semarang averages approximately 223 sunny days per year, based on historical climate data.
▶What is the air quality in Semarang?
Semarang has an annual PM2.5 concentration of 32.2 µg/m³, classified as "Poor" by WHO standards. Significantly above WHO targets. Increased health risk, especially outdoors.