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Air Quality History for Highland, United States

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

59
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 273 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-21 55 52–58 14.0 µg/m³ 7.1 4h 275
2026-10-20 52 29–71 13.5 µg/m³ 1.1 24h 241
2026-10-19 28 22–41 6.7 µg/m³ 3.4 24h 275
2026-10-18 23 18–35 5.5 µg/m³ — 24h 253
2026-10-17 16 13–23 3.9 µg/m³ 4.5 24h 275
2026-10-16 19 11–40 4.6 µg/m³ 1.1 24h 263
2026-10-15 24 14–41 5.7 µg/m³ 1.6 24h 274
2026-10-14 39 18–55 9.5 µg/m³ 2.4 24h 273
2026-10-13 35 26–51 8.3 µg/m³ 1.4 24h 273
2026-10-12 43 32–55 10.3 µg/m³ 2.0 24h 273
2026-10-11 31 28–38 7.6 µg/m³ — 24h 274
2026-10-10 29 23–40 6.9 µg/m³ — 24h 238
2026-10-09 32 23–45 7.8 µg/m³ 2.1 24h 243
2026-10-08 26 20–35 6.2 µg/m³ — 24h 265
2026-10-07 28 23–33 6.7 µg/m³ 3.2 17h 249
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