Air Quality · UV · Pollen

San Antonio

Texas, United States · 29 July 2026

0/6

Moderate

Air Quality · US EPA

0/6

Moderate

UV Index · max

Extreme

Pollen · dominant

Very High

Grass

Air quality breakdown Moderate

US EPA 2/6 · UK DEFRA 2/10 · µg/m³.

PM2.5 0 µg/m³

PM10 0 µg/m³

O3 0 µg/m³

NO2 0 µg/m³

SO2 0 µg/m³

CO 0 µg/m³

Acceptable for most; unusually sensitive people should watch for symptoms.

Today's maximum UV is 11.2, now 0.7.

036811+

Avoid the sun midday; unprotected skin burns within minutes.

Dominant allergen: Grass · grains/m³.

Trees

no data

None

Grass

Grass · 231

Very High

Weeds

Mugwort · 4

Low

High pollen - allergy sufferers should keep windows closed midday, shower after time outdoors, and consider antihistamines.