Official AQ sensor station - São João, Funchal, Portugal

	PM2.5			PM10			O₃			AQI	classification
Current	0.6			1						1	Good Air Quality

Forecast	min	avg	max	min	avg	max	min	avg	max
24-10-2026	0.2	0.3	0.5	0.4	0.5	0.7	0	0	0.1	0.7	Good Air Quality
25-10-2026	0.3	0.5	0.5	0.5	0.7	0.7	0	0.1	0.1	0.7	Good Air Quality
26-10-2026	0.5	0.6	0.7	0.6	0.8	0.8	0	0	0.1	0.8	Good Air Quality
27-10-2026	0.3	0.5	0.7	0.8	1	1.3	0	0	0.1	1.3	FairAQ
28-10-2026	0.3	0.3	0.4	0.9	1.9	2.4	0	0	0.1	2.4	Moderate Air Quality
29-10-2026	0.3	0.5	0.7	0.6	1.7	2.4	0	0	0	2.4	Moderate Air Quality
30-10-2026	0.4	0.5	0.7	1.1	1.7	2.6	0	0	0	2.6	Moderate Air Quality
31-10-2026	0.6	0.6	0.6	1.6	1.6	1.6	0	0	0	1.6	FairAQ

classification	AQI	The health effects should be based on 24 hours average values only.
Good Air Quality	0-1	Air quality is considered satisfactory, and air pollution poses little or no risk
FairAQ	1-2	Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Moderate Air Quality	2-3	Members of sensitive groups may experience health effects. The general public is not likely to be affected.
PoorAQ	3-4	Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects.
VeryPoorAQ	4-5	Health alert: everyone may experience more serious health effects
ExtremelyPoorAQ	> 5	Health warnings of emergency conditions. The entire population is more likely to be affected
More information: EPA Air Quality Index Sensor data captured at: 26-10-2026 15:00