Today | Weather | Monday, September 21, 2026

Weather in Lake Charles, Louisiana

12:56 PM
Now
Cloudy Weather
93° F
Feels Like 106°
Precipitation 9 %
Wind 6 mph
UV Index (0 - 11+) 6
Humidity 52 %
Today
Sunny with a Chance of Thunderstorms
Day 95°
Night 73°
Precipitation 55 %
Wind 5 mph
UV Index (0 - 11+) 7

Lake Charles Weather Forecast Updated

14 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Cloudy Night

Day

90°

Night

72°

Wind

6 mph

Precipitation

25 %

Air Quality in Lake Charles

NOW
36 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.08 µg/m³
PM10 5.11 µg/m³
O3 0.039 ppm
NO2 0.1 ppb
SO2 0.2 ppb
CO 0.10 ppm
NH3 0 µg/m³
NO 0.04 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)
PM2.52.08 µg/m³
PM105.11 µg/m³
O376 µg/m³
NO20.23 µg/m³
SO20.41 µg/m³
CO113.09 µg/m³
NH30 µg/m³
NO0.04 µg/m³