Air quality index94Moderate

Acceptable for most people; unusually sensitive people should take it easier outdoors.

Next 24 hours

US AQI

98Now
94
90
879 PM
84
80
7712 AM
73
69
693 AM
70
71
696 AM
68
67
709 AM
73
77
6312 PM
50
37
603 PM
83
106

Air quality outlook

Worst hour each day

Today110Unhealthy for sensitive groups
Thu 8106Unhealthy for sensitive groups
Fri 9110Unhealthy for sensitive groups
Sat 1042Good
Sun 1141Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

Live radar

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About San Antonio weather

San Antonio is in Bexar County, Texas, United States at 29.42°, -98.49°. Right now it’s 88° and clear; today’s high is 91° with a 0% chance of rain.

Texas encompasses a vast range of climates due to its enormous size, from humid subtropical conditions along the Gulf Coast to arid desert in the west, and from semi-tropical in the Rio Grande Valley to continental on the northern plains. The state is so large that it spans multiple climate zones, with annual rainfall ranging from over 55 inches in the east to less than 10 inches in far west Texas near El Paso.