NC
North Carolina Pollen Reports
North Carolina experiences a humid subtropical to humid continental climate with warm, humid summers and mild to cold winters.
No active PollyMap Partner in North Carolina yet
We're seeking a pollen partner in North Carolina.
PollyMap doesn't publish cheap forecast estimates — the kind that guess what might be in the air and are often wrong by the time you read them. Every report on PollyMap is real airborne pollen and mold, captured by a PollyKit air sampler and counted under a microscope by a trained local partner.
We're actively seeking an allergy clinic or qualified collector to become the Official PollyMap Partner for North Carolina. Exclusive territory, weekly content, and AI-assisted analysis included.
Pollen patterns across North Carolina
Oak, birch, cedar, maple, and pine drive a long March-through-May tree season. Grass pollen is heaviest in May and June, and ragweed extends through October.
North Carolina pollen calendar
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| tree | ||||||||||||
| grass | ||||||||||||
| weed | ||||||||||||
| mold |
Featured cities in North Carolina
Don't see your city? PollyMap partners can serve any city in North Carolina — request a local report below.
Don't see your city?
We cover every city in North Carolina through our partner network. Request a report for your town and we'll route it to the nearest certified allergist.
Latest reports
Frequently asked questions
When is allergy season in North Carolina?
Allergy season in North Carolina typically runs from late winter through fall. Tree pollen rises first, followed by grass pollen in late spring and early summer, and weed pollen (especially ragweed) in late summer and fall.
What pollen is highest in North Carolina?
In North Carolina, the highest-pollen species are typically Oak, Birch, Cedar in spring, Bluegrass grass in early summer, and Ragweed in fall.
What months are worst for allergies in North Carolina?
For most people, April and May (tree pollen) and September (ragweed) are the most difficult months in North Carolina, with grass pollen creating a third peak in June.
Does North Carolina have mold allergies?
Yes. The region's climate supports both outdoor and indoor mold exposure — particularly Alternaria, Cladosporium. Outdoor mold spore counts often rise after rain and in fall when leaves decay.
How can clinics become PollyMap collection partners?
Qualified allergy clinics, naturopathic offices, universities, and environmental health professionals can apply to host a PollyKit and become an official PollyMap collection partner. Applications are reviewed by the PollyMap team.
Become the lead collection partner for North Carolina.
PollyMap is actively seeking allergy clinics and qualified collectors in North Carolina.
Apply today