Air Quality in Zachary, United States
Rain
25.3°C · 93.8% humidity
25.3°
Feels 25.3°
66
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Zachary's air quality — share it
AQI Forecast
54
12pm
54
54
66
3pm
63
60
58
6pm
57
56
56
9pm
55
55
55
12am
54
54
54
3am
54
54
54
6am
54
54
54
9am
54
54
Air Quality Index Trend
22h · 2 stnZachary's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Zachary is 1.3× the WHO 24-hour guideline of 15 µg/m³.
93.8%
Humidity
28.3 km/h
Wind N
1009.9 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
19.2 µg/m³
PM10
41.2 µg/m³
050100150200300500
What is the weather forecast for Zachary?
Temperature & Precipitation
PM2.5 Trend
22h · 2 stationsPM2.519.2 µg/m³
×1.3 WHO
Moderate
PM1041.2 µg/m³
Good
UV INDEX19.9
Extreme
Station readings (1 station within 25 km)
19.2
Median
19.2
Average
19.2
Low
19.2
High
PM2.5 µg/m³ · Model: 13.5 · Bias: -5.7
What is the 7-day forecast for Zachary?
07-21
25.3° 23.0°
8.63 mm
07-22
30.7° 23.0°
3.0 mm
07-23
35.4° 22.7°
5.87 mm
07-24
29.7° 21.7°
1.25 mm
07-25
33.4° 22.0°
0.56 mm
07-26
35.4° 24.4°
2.12 mm
07-27
31.0° 23.2°
4.81 mm
Both models agree
Avg diff: 3.3°C
Where are air quality stations near Zachary?
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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 2026-07-21T20:24 UTC.