Houston Pollen & Mold — Thursday, March 27, 2025
Measured counts from the Houston Health Department
Pollen: Extremely heavy. Mold: Medium.
TreesExtremely heavy
5,117 grains/m³
GrassMedium
12 grains/m³
WeedsMedium
12 grains/m³
MoldMedium
9,160 spores/m³
This is an archived daily report. See today's Houston pollen count →