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Air Quality History for Melrose, United States

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

27
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

409h

PM2.5 Station

409h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-07-22 32 20–54 7.9 µg/m³ 0.6 3h 1
2026-07-21 33 7–58 8.1 µg/m³ 2.4 24h 1
2026-07-20 18 8–33 4.4 µg/m³ — 22h 1
2026-07-19 57 21–87 16.4 µg/m³ 4.3 24h 1
2026-07-18 136 29–184 62.4 µg/m³ 35.3 24h 1
2026-07-17 120 33–211 62.8 µg/m³ 26.1 24h 1
2026-07-16 128 73–263 63.1 µg/m³ 25.0 24h 1
2026-07-15 121 18–206 63.8 µg/m³ 8.7 14h 1
2026-07-14 11 5–20 2.7 µg/m³ 3.4 4h 1
2026-07-13 9 4–17 2.2 µg/m³ 2.4 5h 1
2026-07-12 29 11–53 7.1 µg/m³ 2.3 22h 1
2026-07-11 35 12–57 8.6 µg/m³ 5.4 24h 1
2026-07-10 36 12–66 8.9 µg/m³ 3.4 24h 1
2026-07-09 28 4–91 7.1 µg/m³ 12.7 24h 1
2026-07-08 18 3–45 4.4 µg/m³ — 24h 1
2026-07-07 17 3–77 4.4 µg/m³ 28.8 24h 1
2026-07-06 27 3–65 6.7 µg/m³ — 15h 2
2026-07-05 42 11–60 10.3 µg/m³ 1.5 24h 1
2026-07-04 27 12–53 6.4 µg/m³ 1.4 24h 1
2026-07-03 36 18–136 9.4 µg/m³ 2.0 24h 1
2026-07-02 36 21–58 8.9 µg/m³ 0.4 12h 2
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