Today | Weather | Friday, October 16, 2026

Weather in Louisville, Kentucky

01:41 PM
Now
Cloudy Weather
57° F
Feels Like 54°
Precipitation 25 %
Wind 16 mph
UV Index (0 - 11+) 3
Humidity 74 %
Today
Partly Sunny with Showers
Day 63°
Night 45°
Precipitation 80 %
Wind 15 mph
UV Index (0 - 11+) 3

Louisville Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 16, 2025)
Cloudy Night

Day

73°

Night

48°

Wind

5 mph

Precipitation

0 %

Air Quality in Louisville

NOW
28 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.97 µg/m³
PM10 1.31 µg/m³
O3 0.030 ppm
NO2 2.1 ppb
SO2 1.2 ppb
CO 0.13 ppm
NH3 0.75 µg/m³
NO 0.29 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 0.97 µg/m³
PM10 – 1.31 µg/m³
O3 – 59.72 µg/m³
NO2 – 3.91 µg/m³
SO2 – 3.27 µg/m³
CO – 150.2 µg/m³
NH3 – 0.75 µg/m³
NO – 0.29 µg/m³