Today | Weather | Thursday, September 11, 2025

Weather in Huntsville, Alabama

02:30 PM

Now

88° F

Feels Like 93°

Precipitation 0 %

Wind 7 mph

UV Index (0 - 11+) 11

Humidity 41 %

Today

Day 90°

Night 61°

Precipitation 25 %

Wind 8

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.

Huntsville Weather Forecast Updated

Last updated on September 11, 2025 1:29 PM

Weather Forecast History

Last Year's Weather on This Day (September 11, 2024)

Day

91°

Night

66°

Wind

8 mph

UV Index

Precipitation

Air quality in Huntsville

NOW

69 AQI

Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 12.59 µg/m³

PM10 13.31 µg/m³

O₃ 72.32 ppb

NO₂ 0.57 ppb

SO₂ 0.88 ppb

CO 186.61 ppb

PM_2.5 – 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.

View Hourly Air Quality Forecast