NC pollen report
Raleigh Pollen Report
PollyMap is actively seeking a qualified local collection partner in Raleigh. This guide uses regional climate and historical allergen data while we recruit a local host.
Collection coming soon to Raleigh
PollyMap is actively recruiting a verified local partner in Raleigh. Be the first to know — or apply to be the partner.
Pollen patterns in Raleigh
In Raleigh, tree pollen — including Oak, Birch, Cedar — typically dominates from late winter through spring. Bluegrass grass is the most common warm-season pollinator, and Ragweed drives the largest fall pollen load.
Top trees
- Oak
- Birch
- Cedar
- Maple
- Pine
Top grasses
- Bluegrass
- Bermuda
- Rye
- Fescue
Top weeds
- Ragweed
- Pigweed
- Plantain
Top molds
- Alternaria
- Cladosporium
- Aspergillus
Raleigh pollen calendar
Typical monthly intensity across the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| tree | ||||||||||||
| grass | ||||||||||||
| weed | ||||||||||||
| mold |
Historical reports
Cities near Raleigh
Explore pollen activity in nearby cities reported by the PollyMap network.
Frequently asked questions
When is allergy season in Raleigh?
In Raleigh, allergy season starts with tree pollen in late winter and early spring, transitions to grass pollen in May and June, and ends with weed pollen — primarily ragweed and sagebrush — from August through October.
What pollen is highest in Raleigh?
The most prevalent local pollens in Raleigh include Oak, Birch, Cedar in the spring season.
What months are worst for allergies in Raleigh?
Most Raleigh allergy sufferers report the worst symptoms during peak tree pollen in March-May and again during ragweed season in September.
Does Raleigh have mold allergies?
Yes. Raleigh's climate supports Alternaria and Cladosporium spore exposure, with counts typically peaking in the warm and humid months.
Why are allergies bad in Raleigh?
Local geography, climate, and seasonal plant cycles all influence allergen load in Raleigh. The combination of regional vegetation and weather creates predictable spring and fall pollen peaks.
Is there a local pollen collection site in Raleigh?
Not yet. PollyMap is actively seeking a qualified local allergy clinic or environmental health partner in Raleigh to host weekly pollen collection.
How can my clinic become a PollyMap partner in Raleigh?
Clinics in Raleigh can apply to become the official PollyMap collection partner. Approved partners receive PollyKits weekly, conduct 24-48 hour collections, and mail samples back for microscope analysis.
Bring real pollen data to Raleigh.
Become the lead PollyMap collection partner in Raleigh and join our national network.
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