Today | Weather | Sunday, July 12, 2026

Weather in Galveston, Texas

03:50 PM
Now
Sunny with a Chance of Thunderstorms
86° F
Feels Like 95°
Precipitation 60 %
Wind 12 mph
UV Index (0 - 11+) 2
Humidity 76 %
Today
Sunny with a Chance of Thunderstorms
Day 90°
Night 82°
Precipitation 88 %
Wind 9 mph
UV Index (0 - 11+) 7

Galveston Weather Forecast Updated

Air Quality in Galveston

NOW
16 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.97 µg/m³
PM10 2.22 µg/m³
O3 0.017 ppm
NO2 0 ppb
SO2 0 ppb
CO 0.09 ppm
NH3 0 µg/m³
NO 0.01 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)
PM2.50.97 µg/m³
PM102.22 µg/m³
O333.57 µg/m³
NO20.05 µg/m³
SO20.09 µg/m³
CO103.98 µg/m³
NH30 µg/m³
NO0.01 µg/m³