❮
Today Tomorrow Hourly 7 days 30 days August
❯
Today | Weather | Tuesday, August 26, 2025
Air Quality Alert (Issued when air pollution levels are unhealthy, especially for sensitive groups.)

Weather in Houston, Texas

12:10 AM
Now
Cloudy NightCloudy night, overcast skies at night with no rain.
79° F
Feels Like 88°
Precipitation 34 %
Wind 5 mph
Humidity 87 %
Today
Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.
Day 91°
Night 75°
Precipitation 55 %
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.

Houston Weather Forecast Updated

48 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (August 26, 2024)

Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.

Day

88°

Night

73°

Wind

8 mph

UV Index

6

Precipitation

88

Air quality in Houston

NOW
99 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 17.55 µg/m³
PM10 30.03 µg/m³
O₃ 46.68 ppb
NO₂ 19.50 ppb
SO₂ 1.42 ppb
CO 316.50 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.

View Hourly Air Quality Forecast