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SC · Allergy Season Guide

North Charleston Allergy Season Guide

PollyMap is actively seeking a qualified local collection partner in North Charleston. This guide uses regional climate and historical allergen data while we recruit a local host.

Seeking Official PollyMap Partner

PollyMap is actively looking for a qualified local partner in North Charleston.

We're recruiting a qualified local allergy clinic — or any clinic that provides allergy care — to become the official pollen collection partner for North Charleston.

Become the Official PollyMap Partner for North Charleston

Official PollyMap Partner in North Charleston

Territory available

Become the Official PollyMap Partner for North Charleston

Own the weekly real-sample reports, PollyMap Lab analysis, and trusted local profile for North Charleston. One clinic per territory.

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While we find a local clinic

Test the air at your own home in North Charleston

No allergy clinic is reporting from North Charleston yet. Until one does, you can order your own PollyKit — a simple air sampler you hang outdoors or indoors. Send it back and the PollyKit Lab shows you exactly what's floating in your air.

  • Pollen from local trees, grasses and weeds
  • Airborne mold spores
  • Dust mites and other indoor allergens
Order your PollyKit

Hang it outdoors

See which pollen and mold are in your yard this season.

Or hang it indoors

Check bedrooms and living spaces for mold, dust mites and more.

Summary

PollyMap does not yet have weekly collected pollen data for North Charleston. 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 North Charleston

North Charleston shares South Carolina's a humid subtropical climate with long, hot, humid summers and short, mild winters. at 33 ft elevation.

North Charleston at 33 ft elevation sits within South Carolina's broader regional climate.

In North Charleston, tree pollen — including Oak, Pine, Cedar — typically dominates from late winter through spring. Bermuda grass is the most common warm-season pollinator, and Ragweed drives the largest fall pollen load.

North Charleston's local mold profile includes Cladosporium, Alternaria, Aspergillus. Spore counts tend to peak after rainfall and during the warm, humid portion of the year.

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.

North Charleston monthly allergy calendar

Typical month-by-month intensity for the four major airborne allergen categories in North Charleston.

JanFebMarAprMayJunJulAugSepOctNovDec
TreeModHighV.HighV.HighHighModLowLowLowLowLowMod
GrassLowLowModHighV.HighV.HighHighModModLowLowLow
WeedLowLowModModModModHighV.HighV.HighHighModLow
MoldModModModHighHighV.HighV.HighV.HighV.HighHighModMod

Most common local pollens — trees

Most common local pollens — grasses

Most common local pollens — weeds

Frequently asked questions about allergies in North Charleston

Related guides

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