Locations / WI / La Crosse (Onalaska), WI

Station Detail

La Crosse (Onalaska), WI

Latest reading: Oct. 1, 2026

Tree
Grass
Weed
Mold

3-month allergy trend

Latest readings (Oct. 1, 2026)

Allergen	Type	Value	Level
Urticaceae	WEED	2	Low
Ambrosia	WEED	1	Low
Ulmus	TREE	0	Low
Artemisia	WEED	0	Low
Acer	TREE	0	Low
Plantago	WEED	0	Low
Pinaceae	TREE	0	Low
Alnus	TREE	0	Low
Celtis	TREE	0	Low
Rumex	WEED	0	Low
Quercus	TREE	0	Low
Betula	TREE	0	Low

Allergy calendar

Annual allergy calendar for La Crosse (Onalaska), WI. — Typical seasonal allergy patterns for La Crosse (Onalaska), WI.

Historical data

Select a type or allergen

Long-term historical averages for Tree at La Crosse (Onalaska), WI.