Houston Pollen & Mold — Friday, September 12, 2025
Measured counts from the Houston Health Department
Pollen: Heavy. Mold: Medium.
TreesMedium
20 grains/m³
GrassLow
4 grains/m³
WeedsHeavy
64 grains/m³
MoldMedium
11,211 spores/m³
This is an archived daily report. See today's Houston pollen count →