Today | Weather | Thursday, April 2, 2026

Weather in Galveston, Texas

06:00 PM
Now
Cloudy Weather
77° F
Feels Like 79°
Precipitation 7 %
Wind 15 mph
UV Index (0 - 11+) 1
Humidity 86 %
Today
Cloudy Weather
Day 81°
Night 73°
Precipitation 25 %
Wind 12 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Galveston Weather Forecast Updated

Last updated on

Air Quality in Galveston

NOW
30 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.84 µg/m³
PM10 14.33 µg/m³
O3 0.033 ppm
NO2 0 ppb
SO2 0.1 ppb
CO 0.10 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)
PM2.53.84 µg/m³
PM1014.33 µg/m³
O364.21 µg/m³
NO20.07 µg/m³
SO20.25 µg/m³
CO118.51 µg/m³
NH30 µg/m³
NO0.01 µg/m³