San Jose (Central), CA

Latest reading: April 4, 2026

3-month allergy trend

Allergen	Type	Value	Level
Unidentified Pollen	UNIDENTIFIED	42	None
Quercus	TREE	33	Moderate
Platanus	TREE	19	Moderate
Cupressaceae	TREE	7	Low
Gramineae / Poaceae	GRASS	5	Moderate
Pinaceae	TREE	5	Low
Ligustrum	TREE	0	Low
Artemisia	WEED	0	Low
Myrica	TREE	0	Low
Plantago	WEED	0	Low
Liquidambar	TREE	0	Low
Other Weed Pollen	WEED	0	Low

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Long-term historical averages for Tree at San Jose (Central), CA.