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Gathering pollen, air quality, and weather data for you.
Gathering pollen, air quality, and weather data for you.
Pollen Level
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Air Quality
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La Crosse's allergy season is compressed but intense, running from April through October. The flat, agricultural landscape around La Crosse, WI produces significant grass and ragweed pollen during peak months.
Right now: October frosts begin ending ragweed in La Crosse. Exact timing varies — check PollenTracker for daily updates.
Spring
Apr – May
Tree pollen season is short but intense — oak, elm, and ash dominate.
Summer
May – Jul
Grass pollen peaks in June. Agricultural regions see elevated counts.
Fall
Aug – Oct
Ragweed is the dominant allergen. The Midwest is a major ragweed zone.
The flat terrain near La Crosse allows pollen to travel long distances on the wind. Cold fronts can temporarily drop counts, but warm spells bring rapid pollen surges. PollenTracker monitors these daily shifts.
Open another nearby forecast without going back to the map.
Pollen Level
None
Google UPI 0/5 · Tree
Google UPI 0/5
Google UPI 0/5
Google UPI 0/5
Weather
77°F
Partly Cloudy · 69% humidity · 11 mph wind
YES
Conditions are manageable, but it's breezy. Most people can head out with light precautions.
Pollen: Tree pollen risk is low today; source reading: Google UPI 0/5 (None).
Best hours: 11:00-13:00
Some data is estimated or unavailable today.
Hourly pollen risk is estimated from weather trends when no live hourly pollen feed is available.
Informational only. Not medical advice. For health concerns, please consult a qualified healthcare provider. Editorial standards.