Houston Pollen & Mold — Tuesday, September 9, 2025
Measured counts from the Houston Health Department
Pollen: Heavy. Mold: Heavy.
TreesLow
6 grains/m³
GrassMedium
8 grains/m³
WeedsHeavy
131 grains/m³
MoldHeavy
14,003 spores/m³
This is an archived daily report. See today's Houston pollen count →