Pollen by city in the United States

Fifty metro areas, grouped by the climate zone that decides the shape of their pollen year. What is in season in October differs by weeks between them, and which species occur at all differs even more: there is no birch in Miami and no mountain cedar in Seattle.

Southeast

Atlanta, GA
Miami, FL
Tampa, FL
Charlotte, NC
Orlando, FL
Nashville, TN
Jacksonville, FL
Raleigh, NC
Memphis, TN
New Orleans, LA
Birmingham, AL

Northeast

New York, NY
Washington, DC
Philadelphia, PA
Boston, MA
Baltimore, MD
Pittsburgh, PA
Virginia Beach, VA
Providence, RI
Richmond, VA
Hartford, CT
Buffalo, NY

Midwest

Chicago, IL
Detroit, MI
Minneapolis, MN
Denver, CO
St. Louis, MO
Cincinnati, OH
Kansas City, MO
Columbus, OH
Indianapolis, IN
Cleveland, OH
Milwaukee, WI
Louisville, KY
Salt Lake City, UT

Southwest

Dallas, TX
Houston, TX
Phoenix, AZ
San Antonio, TX
Austin, TX
Oklahoma City, OK

Pacific Coast

Los Angeles, CA
San Francisco, CA
Riverside, CA
Seattle, WA
San Diego, CA
Portland, OR
Sacramento, CA
Las Vegas, NV
San Jose, CA

By allergen instead

Ragweed
Oak
Birch
Maple
Juniper and cedar
Elm
Ash
Cottonwood and poplar
Pine
Grass
Alder

Today's levels, where you are

These pages are the shape of the year. For today's numbers, Respira reports the eleven US species for your own location, air quality on the EPA scale, and a symptom diary you can export for your allergist.

Respira is an informational tool. It does not replace diagnosis or advice from a medical professional.