Air Quality
1.2/5
41.1 µg/m³Very Unhealthy
Air Quality Profile
Calabar reports an annual PM2.5 of 41.1 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Calabar
Nigeria
NigeriaAnnual Average
UnhealthyWHO annual classification
41.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
6969 µg/m³ — Very Unhealthy
6363 µg/m³ — Very Unhealthy
4343 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
3737 µg/m³ — Unhealthy
2828 µg/m³ — Poor
3232 µg/m³ — Poor
3030 µg/m³ — Poor
2626 µg/m³ — Poor
3030 µg/m³ — Poor
4646 µg/m³ — Unhealthy
5252 µg/m³ — Very Unhealthy
Jan
Feb
Mar
Apr
May
Jun
6969 µg/m³ — Very Unhealthy
6363 µg/m³ — Very Unhealthy
4343 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
3737 µg/m³ — Unhealthy
2828 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
3232 µg/m³ — Poor
3030 µg/m³ — Poor
2626 µg/m³ — Poor
3030 µg/m³ — Poor
4646 µg/m³ — Unhealthy
5252 µg/m³ — Very Unhealthy
Best months: Jun, Sep–OctWorst months: Jan–Feb, Dec
Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Air Quality Profile
Calabar reports an annual PM2.5 of 41.1 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
CalabarNigeria
NigeriaAnnual Average
UnhealthyWHO annual classification
41.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
6969 µg/m³ — Very Unhealthy
6363 µg/m³ — Very Unhealthy
4343 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
3737 µg/m³ — Unhealthy
2828 µg/m³ — Poor
3232 µg/m³ — Poor
3030 µg/m³ — Poor
2626 µg/m³ — Poor
3030 µg/m³ — Poor
4646 µg/m³ — Unhealthy
5252 µg/m³ — Very Unhealthy
Jan
Feb
Mar
Apr
May
Jun
6969 µg/m³ — Very Unhealthy
6363 µg/m³ — Very Unhealthy
4343 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
3737 µg/m³ — Unhealthy
2828 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
3232 µg/m³ — Poor
3030 µg/m³ — Poor
2626 µg/m³ — Poor
3030 µg/m³ — Poor
4646 µg/m³ — Unhealthy
5252 µg/m³ — Very Unhealthy
Best months: Jun, Sep–OctWorst months: Jan–Feb, Dec
Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
Who thrives in Calabar
Things to consider in Calabar
PM2.5 annual average of 41.1 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 Calabar?
Why not Calabar? Honestly, air quality is a genuine health trade-off — Calabar's annual PM2.5 of 41.1 µg/m³ exceeds the EU limit and WHO standards by a wide margin, with respiratory impacts documented at these levels.
Frequently asked about Calabar
▶How many sunny days does Calabar have per year?
Calabar averages approximately 139 sunny days per year, based on historical climate data.
▶What is the air quality in Calabar?
Calabar has an annual PM2.5 concentration of 41.1 µg/m³, classified as "Unhealthy" by WHO standards. Far exceeds WHO targets. Respiratory and cardiovascular effects likely.