San Antonio (West), TX

Latest reading: April 1, 2026

3-month allergy trend

Allergen	Type	Value	Level
Cladosporium	MOLD	562	Low
Quercus	TREE	137	High
Basidiospores (Undifferentiated)	MOLD	90	Low
Ascospores (Undifferentiated)	MOLD	84	Low
Periconia	MOLD	18	Low
Alternaria	MOLD	9	Low
Celtis	TREE	5	Low
Curvularia	MOLD	3	Low
Rusts	MOLD	3	Low
Gramineae / Poaceae	GRASS	2	Low
Smuts / Myxomycetes	MOLD	-2	Low
Morus	TREE	-13	Low

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Long-term historical averages for Tree at San Antonio (West), TX.