Air Quality in Round Rock, United States

Windy
35.3°C · 37.0% humidity
35.3°
Feels 35.3°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
13 9am
15
15
17 12pm
15
15
15 3pm
15
15
15 6pm
15
15
15 9pm
15
15
15 12am
15
15
15 3am
15
15
15 6am
15
15
Station readings
13
15
CAMS model adj -10
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

45h · 2 stn

Round Rock's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

37.0%
Humidity
70.0 km/h
Wind S
1015.3 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
17
4.03 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

45h · 2 stations
PM2.54.03 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250
4.03
Median
5.09
Average
3.63
Low
8.0
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.9
09-05
38.3° 24.3°
09-06
38.4° 24.6°
14.0 mm
09-07
39.2° 25.3°
09-08
37.5° 19.5°
2.12 mm
09-09
35.7° 28.2°
09-10
35.9° 18.5°
0.44 mm
09-11
35.4° 25.4°
0.19 mm
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T17:03 UTC.