OH · Allergy Season Guide
Dayton Allergy Season Guide
Dayton, OH allergy season guide with local pollen calendar, mold patterns, and PollyMap collection status.
PollyMap is actively looking for a qualified local partner in Dayton.
We're recruiting a qualified local allergy clinic — or any clinic that provides allergy care — to become the official pollen collection partner for Dayton.
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PollyMap does not yet have weekly collected pollen data for Dayton. This guide is based on regional climate patterns and historical allergen data while we recruit a local collection partner. Tree pollen peaks in spring, grass pollen in late spring and early summer, and weed pollen in late summer and fall.
Local allergy guide for Dayton
Local weather — temperature, rainfall, wind, and humidity — drives day-to-day pollen levels. Dry, windy days following warm weather typically produce the highest counts, while heavy rain temporarily clears the air.
Dayton monthly allergy calendar
Typical month-by-month intensity for the four major airborne allergen categories in Dayton.
Frequently asked questions about allergies in Dayton
Related guides
State Guide
Ohio Allergy Season Guide
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Library
Pollen species library
Library
Mold species library
Reports
Latest PollyMap reports
Partners
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