Today | Weather | Wednesday, November 4, 2026

Weather in Houston, Texas

08:36 PM
Now
Cloudy Night
64° F
Feels Like 64°
Precipitation 0 %
Wind 4 mph
Humidity 78 %
Today
Night
Day 79°
Night 57°
Precipitation 2 %
Wind 4 mph

Houston Weather Forecast Updated

20 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 4, 2025)
Night

Day

79°

Night

57°

Wind

7 mph

Precipitation

0 %

Air Quality in Houston

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 8.89 µg/m³
PM10 10.55 µg/m³
O3 0.046 ppm
NO2 2.5 ppb
SO2 0.9 ppb
CO 0.18 ppm
NH3 1.24 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)
PM2.5 – 8.89 µg/m³
PM10 – 10.55 µg/m³
O3 – 89.88 µg/m³
NO2 – 4.68 µg/m³
SO2 – 2.25 µg/m³
CO – 201.11 µg/m³
NH3 – 1.24 µg/m³
NO – 0 µg/m³