Houston Pollen & Mold — Wednesday, September 16, 2026
Measured counts from the Houston Health Department
Pollen: Medium. Mold: Low.
TreesNone
0 grains/m³
GrassLow
2 grains/m³
WeedsMedium
14 grains/m³
MoldLow
5,941 spores/m³
This is an archived daily report. See today's Houston pollen count →