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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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Oshkosh's allergy season is compressed but intense, running from April through October. The flat, agricultural landscape around Oshkosh, WI produces significant grass and ragweed pollen during peak months.
Right now: October frosts begin ending ragweed in Oshkosh. 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 Oshkosh 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.
YES
Conditions are manageable, but it's breezy. Most people can head out with light precautions.
Air quality: AQI is 33 (good).
Best hours: 11:00-13:00
Some data is estimated or unavailable today.
Pollen Level
Unavailable
Live pollen data is currently unavailable.
Weather
66°F
Sunny · 53% humidity · 15 mph wind