Today | Weather | Sunday, October 4, 2026

Weather in Huntsville, Alabama

05:30 AM
Now
Stormy Weather
70° F
Feels Like 70°
Precipitation 70 %
Wind 5 mph
Humidity 99 %
Today
Stormy Weather
Day 77°
Night 64°
Precipitation 88 %
Wind 6 mph
UV Index (0 - 11+) 1

Huntsville Weather Forecast Updated

3 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 4, 2025)
Cloudy Night

Day

81°

Night

66°

Wind

6 mph

Precipitation

8 %

Air Quality in Huntsville

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

Pollutant Concentrations:

PM2.5 1.29 µg/m³
PM10 2.75 µg/m³
O3 0.004 ppm
NO2 2.2 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0.33 µg/m³
NO 0.03 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 – 1.29 µg/m³
PM10 – 2.75 µg/m³
O3 – 7.18 µg/m³
NO2 – 4.22 µg/m³
SO2 – 0.35 µg/m³
CO – 127.21 µg/m³
NH3 – 0.33 µg/m³
NO – 0.03 µg/m³