Today | Weather | Sunday, January 4, 2026

Weather in Lafayette, Louisiana

07:22 PM
Now
Cloudy Night
57° F
Feels Like 57°
Precipitation 0 %
Wind 4 mph
Humidity 77 %
Today
Cloudy Weather
Day 57°
Night 50°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 1

Lafayette Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (January 4, 2025)
Partly Sunny with Showers

Day

64°

Night

61°

Wind

7 mph

UV Index

3

Precipitation

46 %

Air Quality in Lafayette

NOW
38 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 9.08 µg/m³
PM10 9.99 µg/m³
O3 0.041 ppm
NO2 0.8 ppb
SO2 0.3 ppb
CO 0.15 ppm
NH3 0.01 µg/m³
NO 0 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)
PM2.59.08 µg/m³
PM109.99 µg/m³
O380.14 µg/m³
NO21.54 µg/m³
SO20.9 µg/m³
CO172.24 µg/m³
NH30.01 µg/m³
NO0 µg/m³