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Air Quality History for Winston-Salem, United States

Historical PM2.5 and AQI trend from monitoring stations near Winston-Salem, United States.

58
Current AQI
Moderate Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

290h

PM2.5 Station

290h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-07-21 42 5–64 10.6 µg/m³ 21h 3
2026-07-20 52 29–83 14.2 µg/m³ 17h 3
2026-07-19 46 13–97 12.4 µg/m³ 18h 3
2026-07-18 56 27–135 15.8 µg/m³ 19h 3
2026-07-17 130 23–345 81.3 µg/m³ 23h 2
2026-07-16 77 25–281 36.6 µg/m³ 21h 2
2026-07-15 48 34–68 11.8 µg/m³ 23h 3
2026-07-14 45 27–69 11.5 µg/m³ 20h 3
2026-07-13 38 21–59 9.2 µg/m³ 23h 3
2026-07-12 34 18–55 8.2 µg/m³ 20h 2
2026-07-11 31 18–42 7.4 µg/m³ 21h 3
2026-07-10 33 20–51 7.9 µg/m³ 19h 3
2026-07-09 35 8–49 8.3 µg/m³ 21h 3
2026-07-08 47 30–66 11.8 µg/m³ 24h 3
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