Houston Pollen & Mold — Friday, September 26, 2025
Measured counts from the Houston Health Department
Pollen: Extremely heavy. Mold: Heavy.
TreesMedium
20 grains/m³
GrassMedium
14 grains/m³
WeedsExtremely heavy
716 grains/m³
MoldHeavy
18,633 spores/m³
This is an archived daily report. See today's Houston pollen count →