Air Quality in Alpharetta, United States

Partly Cloudy
11.0°C · 56.1% humidity
11.0°
Feels 11.0°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
19 7pm
14
10
21 10pm
15
28
28 1am
28
28
15 4am
15
15
15 7am
15
15
15 10am
15
15
15 1pm
15
15
3 4pm
3
3
Station readings
19
14
10
21
CAMS model adj -22
37
37
37
37
37
50
50
50
50
37
37
37
37
37
37
37
37
37
37
37
37
25
25
25
AD 728×90

PM2.5 Trend (24h)

28h · 1 station
56.1%
Humidity
33.0 km/h
Wind E
1026.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Alpharetta?

Temperature & Precipitation

PM2.53.57 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
3.57
Median
3.57
Average
3.57
Low
3.57
High
PM2.5 µg/m³ · Model: 7.4 · Bias: +3.8

What is the 7-day forecast for Alpharetta?

04-09
16.1° 3.4°
04-10
20.1° 6.1°
04-11
25.1° 9.4°
04-12
25.3° 12.1°
04-13
26.1° 11.9°
04-14
27.0° 14.7°
04-15
22.4° 16.7°
4.0 mm
Both models agree Avg diff: 4.5°C

Where are air quality stations near Alpharetta?

21
Alpharetta, Georgia, USA
6.6 km PM2.5: 5.1 µg/m³ PM10: 5.1 µg/m³
51
Gwinnett Tech, Georgia, USA
24.3 km

What cities are near Alpharetta?

15 Roswell 15 Johns Creek 15 Peachtree Corners 15 Dunwoody 15 Duluth 15 Norcross 15 Sandy Springs 15 Chamblee 15 Suwanee 15 Woodstock

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:55 UTC.