Houston Pollen & Mold — Monday, December 22, 2025
Measured counts from the Houston Health Department
Pollen: Low. Mold: Heavy.
TreesNone
0 grains/m³
GrassNone
0 grains/m³
WeedsLow
4 grains/m³
MoldHeavy
13,680 spores/m³
This is an archived daily report. See today's Houston pollen count →