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Air Quality History for Bellingham, United States

Historical PM2.5 and AQI trend from monitoring stations near Bellingham, United States.

63
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

392h

PM2.5 Station

392h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 50 26–61 12.5 µg/m³ 21h 1
2026-07-20 21 13–38 4.9 µg/m³ 23h 1
2026-07-19 22 5–34 5.2 µg/m³ 23h 2
2026-07-18 21 9–34 4.9 µg/m³ 24h 1
2026-07-17 29 16–53 7.0 µg/m³ 24h 1
2026-07-16 29 13–42 7.1 µg/m³ 19h 1
2026-07-15 30 9–53 7.3 µg/m³ 24h 1
2026-07-14 23 9–42 5.6 µg/m³ 24h 1
2026-07-13 18 5–34 4.4 µg/m³ 24h 2
2026-07-12 14 5–34 3.4 µg/m³ 24h 2
2026-07-11 16 5–30 3.8 µg/m³ 24h 2
2026-07-10 16 5–34 3.8 µg/m³ 23h 2
2026-07-09 16 5–25 3.7 µg/m³ 14h 2
2026-07-08 15 5–21 3.5 µg/m³ 10h 2
2026-07-07 39 17–63 10.3 µg/m³ 8h 2
2026-07-06 24 17–30 5.7 µg/m³ 6h 2
2026-07-05 28 5–72 7.0 µg/m³ 23h 2
2026-07-04 15 5–30 3.7 µg/m³ 24h 2
2026-07-03 12 5–25 2.9 µg/m³ 22h 2
2026-07-02 25 13–42 6.1 µg/m³ 8h 2
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