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Air Quality History for La Mesa, United States

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

31
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 9 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-10-20 45 28–65 11.2 µg/m³ 5.9 24h 10
2026-10-19 42 24–60 10.4 µg/m³ 1.9 24h 10
2026-10-18 30 25–41 7.2 µg/m³ 2.8 24h 9
2026-10-17 36 27–48 8.5 µg/m³ — 24h 10
2026-10-16 43 24–69 10.6 µg/m³ — 24h 10
2026-10-15 44 25–64 11.2 µg/m³ 3.7 24h 11
2026-10-14 39 24–67 9.8 µg/m³ 2.4 24h 11
2026-10-13 31 21–44 7.3 µg/m³ 1.1 24h 10
2026-10-12 27 19–38 6.4 µg/m³ 1.6 24h 10
2026-10-11 29 21–43 7.1 µg/m³ 3.0 24h 11
2026-10-10 42 32–58 10.1 µg/m³ 8.6 24h 10
2026-10-09 44 35–56 10.6 µg/m³ 5.2 24h 10
2026-10-08 43 29–57 10.5 µg/m³ 3.7 24h 11
2026-10-07 43 29–54 10.5 µg/m³ 3.7 21h 12
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