Air Quality in Westerville, United States

Windy
11.8°C · 69.1% humidity
11.8°
Feels 11.8°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
37 6pm
37
37
37 9pm
37
37
37 12am
37
37
37 3am
37
25
25 6am
25
25
25 9am
25
25
25 12pm
37
37
37 3pm
37
37
AD 728×90
69.1%
Humidity
54.0 km/h
Wind S
1024.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Westerville?

Temperature & Precipitation

PM2.515.94 µg/m³ ×1.1 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Westerville?

04-09
16.1° 4.6°
04-10
18.7° 7.4°
04-11
14.5° 10.7°
0.19 mm
04-12
22.5° 11.9°
0.5 mm
04-13
23.1° 15.8°
0.06 mm
04-14
22.2° 17.0°
1.75 mm
04-15
21.0° 10.1°
26.31 mm
Both models agree Avg diff: 4.9°C

What cities are near Westerville?

56 Gahanna 56 Whitehall 56 Upper Arlington 56 Reynoldsburg 56 Hilliard 59 Delaware 53 Pataskala 56 Grove City 53 Pickerington 56 Marysville

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T21:38 UTC.