Houston Pollen & Mold — Friday, April 17, 2026
Measured counts from the Houston Health Department
Pollen: Medium. Mold: Low.
TreesMedium
34 grains/m³
GrassMedium
16 grains/m³
WeedsMedium
20 grains/m³
MoldLow
6,443 spores/m³
This is an archived daily report. See today's Houston pollen count →