What is the air quality in Chillicothe today?

The current Air Quality Index (AQI) in Chillicothe is 55 (Moderate). PM2.5 concentration is 14.15 µg/m³.

What is the temperature in Chillicothe right now?

The current temperature in Chillicothe is 15.9°C (feels like 15.9°C). Humidity is 40.7% and wind speed is 33.4 km/h.

Air Quality in Chillicothe, United States

Clear

15.9°C · 40.7% humidity

15.9°

Feels 15.9°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Chillicothe →

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

40.7%

Humidity

33.4 km/h

Wind E

1018.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

14.15 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Chillicothe?

Temperature & Precipitation

PM2.514.15 µg/m³ ✓ WHO

Moderate

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Chillicothe?

10-20

15.9° 1.8°

10-21

22.6° 6.1°

10-22

22.9° 7.1°

10-23

18.5° 3.1°

2.06 mm

10-24

18.5° 6.8°

10-25

14.0° 4.7°

0.13 mm

10-26

14.8° 8.4°

4.75 mm

Both models agree Avg diff: 4.2°C

What cities are near Chillicothe?

32 Lancaster 31 Grove City 42 Pickerington 34 Portsmouth 42 Reynoldsburg 42 Whitehall 42 Upper Arlington 42 Gahanna 42 Pataskala 38 Hilliard

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-20T20:56 UTC.