Today | Weather | Thursday, August 21, 2025

Weather in Huntsville, Alabama

07:16 PM
Now
Cloudy WeatherCloudy weather, overcast skies with clouds.
81° F
Feels Like 82°
Precipitation 5 %
Wind 7 mph
UV Index (0 - 11+) 6
Humidity 68 %
Today
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 84°
Night 70°
Precipitation 25 %
Wind 7 mph
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Other:

Humid with times of cloud cover and sunshine.

Huntsville Weather Forecast Updated

38 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (August 21, 2024)

Sunny WeatherSunny weather, clear skies and sunny weather.

Day

88°

Night

57°

Wind

6 mph

UV Index

9

Precipitation

1

Air quality in Huntsville

NOW
57 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 18.85 µg/m³
PM10 19.99 µg/m³
O₃ 51.31 ppb
NO₂ 1.70 ppb
SO₂ 0.78 ppb
CO 179.82 ppb
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide

Health Recommendations:

Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.