Today | Weather | Monday, April 27, 2026

Weather in Galveston, Texas

02:48 PM
Now
Cloudy Weather
84° F
Feels Like 97°
Precipitation 6 %
Wind 14 mph
UV Index (0 - 11+) 7
Humidity 75 %
Today
Cloudy Weather
Day 84°
Night 75°
Precipitation 25 %
Wind 14 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

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
32 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 7.63 µg/m³
PM10 26.44 µg/m³
O3 0.024 ppm
NO2 0 ppb
SO2 0.1 ppb
CO 0.09 ppm
NH3 0 µg/m³
NO 0.02 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)
PM2.57.63 µg/m³
PM1026.44 µg/m³
O346.2 µg/m³
NO20.06 µg/m³
SO20.34 µg/m³
CO106.46 µg/m³
NH30 µg/m³
NO0.02 µg/m³