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Air Quality History for Cascais, Portugal

Historical PM2.5 and AQI trend from monitoring stations near Cascais, Portugal.

16
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

459h

PM2.5 Station

459h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-06-09 12 8–18 2.9 µg/m³ 4.0 14h 2
2026-06-08 10 2–16 2.5 µg/m³ 3.3 23h 2
2026-06-07 14 6–22 3.4 µg/m³ 4.8 24h 2
2026-06-06 16 7–34 3.8 µg/m³ 5.6 22h 2
2026-06-05 7 3–15 1.8 µg/m³ 2.9 21h 1
2026-06-04 18 6–72 4.5 µg/m³ 6.3 24h 2
2026-06-03 9 4–19 2.1 µg/m³ 3.0 23h 1
2026-06-02 6 1–13 1.4 µg/m³ 2.1 23h 1
2026-06-01 11 1–19 2.5 µg/m³ 3.0 21h 2
2026-05-31 10 5–15 2.3 µg/m³ 3.4 24h 2
2026-05-30 33 27–47 7.9 µg/m³ 9.1 24h 2
2026-05-29 38 24–53 9.1 µg/m³ 10.5 24h 2
2026-05-28 42 22–62 10.4 µg/m³ 11.6 24h 2
2026-05-27 29 17–47 7.0 µg/m³ 7.7 24h 2
2026-05-26 39 27–57 9.4 µg/m³ 10.3 24h 2
2026-05-25 37 10–55 9.0 µg/m³ 10.1 24h 2
2026-05-24 50 40–58 12.3 µg/m³ 14.1 24h 2
2026-05-23 24 4–53 5.9 µg/m³ 6.8 24h 2
2026-05-22 30 2–65 7.5 µg/m³ 8.0 18h 1
2026-05-21 23 4–60 5.3 µg/m³ 6.1 21h 1
2026-05-20 21 5–31 5.2 µg/m³ 5.7 9h 1
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