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Air Quality History for Round Rock, United States

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

18
Current AQI
Good Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

453h

PM2.5 Station

453h · 2 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-09-05 10 2–20 2.5 µg/m³ 3.0 17h 2
2026-09-04 14 2–30 3.4 µg/m³ 3.9 23h 2
2026-09-03 29 3–61 7.2 µg/m³ 8.1 24h 2
2026-09-02 10 2–19 2.5 µg/m³ 3.1 23h 2
2026-09-01 11 1–24 2.4 µg/m³ 3.1 23h 2
2026-08-31 13 3–24 3.1 µg/m³ 3.7 23h 2
2026-08-30 10 4–21 2.5 µg/m³ 2.9 23h 2
2026-08-29 13 6–21 3.2 µg/m³ 3.4 23h 2
2026-08-28 54 17–79 15.5 µg/m³ 16.4 24h 2
2026-08-27 24 14–55 5.7 µg/m³ 6.8 24h 2
2026-08-26 14 4–31 3.4 µg/m³ 4.1 24h 2
2026-08-25 7 1–21 1.7 µg/m³ 2.7 24h 2
2026-08-24 15 6–26 3.7 µg/m³ 4.6 23h 2
2026-08-23 10 4–18 2.5 µg/m³ 3.5 24h 2
2026-08-22 13 2–30 3.2 µg/m³ 4.7 24h 2
2026-08-21 19 2–37 4.5 µg/m³ 7.1 22h 2
2026-08-20 12 1–32 2.8 µg/m³ 4.2 21h 2
2026-08-19 4 1–9 0.9 µg/m³ 1.9 24h 2
2026-08-18 4 1–34 0.9 µg/m³ 1.4 20h 2
2026-08-17 7 1–35 1.5 µg/m³ 1.5 18h 2
2026-08-16 16 1–30 3.7 µg/m³ 0.5 2h 1
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