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Gathering pollen, air quality, and weather data for you.
Pollen Level
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Air Quality
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Anderson's allergy season is compressed but intense, running from April through October. The flat, agricultural landscape around Anderson, IN produces significant grass and ragweed pollen during peak months.
Right now: July grass pollen tapers in Anderson, but summer thunderstorms can break pollen into fine particles that intensify symptoms — watch for storm fronts.
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 Anderson 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
Pollen is moderate, but rain is suppressing it. Good window to head out.
Air quality: AQI is 50 (good).
Best hours: 17:00-19:00
Weather
76°F
Rainy · 84% humidity · 8 mph wind
~5 grains/m³
~5 grains/m³