What is the air quality in Louisville today?

The current Air Quality Index (AQI) in Louisville is 25 (Good). PM2.5 concentration is 6.05 µg/m³.

What is the temperature in Louisville right now?

The current temperature in Louisville is 13.6°C (feels like 13.6°C). Humidity is 77.9% and wind speed is 21.3 km/h.

Is it safe to go outside in Louisville?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Louisville, United States

Cloudy

13.6°C · 77.9% humidity

13.6°

Feels 13.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

9 stations

Nearby Monitoring Stations

AQI Forecast

27 8pm

25 11pm

27 2am

27 5am

27 8am

24 11am

25 2pm

25 5pm

Air Quality Index Trend

46h · 5 stn

View full history →

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

77.9%

Humidity

21.3 km/h

Wind NNW

1012.6 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.05 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Louisville?

Temperature & Precipitation

PM2.5 Trend

46h · 5 stations

PM2.56.05 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (9 stations within 25 km)

6.05

Median

6.12

Average

5.3

Low

8.6

High

PM2.5 µg/m³ · Model: 6.15 · Bias: +0.1

What is the 7-day forecast for Louisville?

06-09

25.6° 13.6°

0.81 mm

06-10

30.0° 21.8°

4.0 mm

06-11

26.8° 15.2°

0.13 mm

06-12

31.9° 20.3°

1.31 mm

06-13

27.5° 22.1°

6.94 mm

06-14

28.3° 16.4°

13.25 mm

06-15

33.0° 22.1°

0.19 mm

Both models agree Avg diff: 3.5°C

Where are air quality stations near Louisville?

Maupin Elementary

4.2 km PM2.5: 5.3 µg/m³

Algonquin Parkway, Kentucky, USA

6.4 km PM2.5: 16.4 µg/m³

Algonquin Parkway, Kentucky, USA

6.4 km PM2.5: 3.6 µg/m³

Near Road

7.9 km PM2.5: 6.6 µg/m³

Near Road, Kentucky, USA

7.9 km PM2.5: 9.8 µg/m³

Cannons Lane, Kentucky, USA

9.6 km PM2.5: 10.1 µg/m³

Carrithers Middle School, Kentucky, USA

18.0 km PM2.5: 5.5 µg/m³

Carrithers Middle School, Kentucky, USA

18.0 km PM2.5: 12.6 µg/m³

Watson, Kentucky, USA

24.6 km PM2.5: 4.6 µg/m³

What cities are near Louisville?

25 Jeffersonville 25 Clarksville 27 New Albany 29 Shively 23 Saint Matthews 25 Newburg 25 Okolona 27 Pleasure Ridge Park 25 Highview 27 Jeffersontown

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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 2026-06-09T03:06 UTC.