What is the air quality in Lancaster today?

The current Air Quality Index (AQI) in Lancaster is 32 (Good). PM2.5 concentration is 7.59 µg/m³.

What is the temperature in Lancaster right now?

The current temperature in Lancaster is 15.3°C (feels like 15.3°C). Humidity is 43.5% and wind speed is 41.5 km/h.

Is it safe to go outside in Lancaster?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Lancaster, United States

Windy

15.3°C · 43.5% humidity

15.3°

Feels 15.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

18h · 1 stn

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

43.5%

Humidity

41.5 km/h

Wind E

1019.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.59 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Lancaster?

Temperature & Precipitation

PM2.5 Trend

18h · 1 station

PM2.57.59 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Lancaster?

10-20

15.3° 1.6°

10-21

21.1° 5.5°

10-22

21.2° 6.5°

10-23

17.9° 2.8°

2.31 mm

10-24

18.9° 6.7°

10-25

12.7° 4.2°

0.13 mm

10-26

12.8° 7.9°

4.88 mm

Both models agree Avg diff: 4.7°C

What cities are near Lancaster?

42 Pickerington 42 Pataskala 42 Reynoldsburg 42 Whitehall 42 Gahanna 31 Grove City 42 Upper Arlington 55 Chillicothe 42 Westerville 32 Zanesville

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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.