Air Quality in Fairfield, United States

Rain
19.8°C · 87.0% humidity
19.8°
Feels 19.8°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast
54 9am
54
54
24 12pm
33
19
23 3pm
26
21
23 6pm
24
25
26 9pm
33
33
53 12am
54
54
54 3am
54
54
34 6am
34
34
AD 728×90

Air Quality Index Trend

45h · 1 stn

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

87.0%
Humidity
36.1 km/h
Wind SE
1020.0 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
24
5.85 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Fairfield?

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.55.85 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (4 stations within 25 km)
5.85
Median
5.62
Average
4.3
Low
7.4
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +4.2

What is the 7-day forecast for Fairfield?

09-05
21.9° 17.4°
6.81 mm
09-06
29.7° 20.3°
0.81 mm
09-07
27.6° 16.2°
0.75 mm
09-08
26.4° 17.8°
0.88 mm
09-09
32.0° 14.3°
1.75 mm
09-10
28.8° 15.4°
1.75 mm
09-11
36.4° 14.8°
0.31 mm
Both models agree Avg diff: 4.9°C

Where are air quality stations near Fairfield?

34
Sycamore, Ohio, USA
18.3 km PM2.5: 8.2 µg/m³
31
Sycamore, Ohio, USA
18.3 km PM2.5: 7.4 µg/m³
29
Colerain, Ohio, USA
18.4 km PM2.5: 7.0 µg/m³
15
Cincinnati Near Road, Ohio, USA
22.3 km PM2.5: 3.6 µg/m³
19
Cincinnati Near Road, Ohio, USA
22.3 km PM2.5: 4.6 µg/m³

What cities are near Fairfield?

28 Hamilton 25 Forest Park 22 White Oak 31 Mason 20 Norwood 13 Middletown 19 Cincinnati 20 Newport 20 Covington 20 Fort Thomas
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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 2026-09-05T16:32 UTC.