Houston Pollen & Mold — Monday, May 19, 2025
Measured counts from the Houston Health Department
Pollen: Medium. Mold: Low.
TreesNone
0 grains/m³
GrassMedium
8 grains/m³
WeedsMedium
42 grains/m³
MoldLow
4,897 spores/m³
This is an archived daily report. See today's Houston pollen count →