3-month allergy trend

Latest readings (May 20, 2026)

AllergenTypeValueLevel
Unidentified Pollen UNIDENTIFIED 18 None
Pinaceae TREE 10 Low
Unidentified Fungi MOLD 5 Low
Gramineae / Poaceae GRASS 5 Moderate
Salix TREE 1 Low
Cupressaceae TREE 1 Low
Betula TREE 1 Low
Quercus TREE 1 Low
Alternaria MOLD 1 Low
Other Weed Pollen WEED 0 Low

Allergy calendar

Annual allergy calendar for Charleston (Summerville), SC.
Typical seasonal allergy patterns for Charleston (Summerville), SC.

Historical data

Historical data placeholder for Tree at Charleston (Summerville), SC.
Long-term historical averages for Tree at Charleston (Summerville), SC.