Houston Pollen & Mold — Friday, March 27, 2026
Measured counts from the Houston Health Department
Pollen: Extremely heavy. Mold: Medium.
TreesExtremely heavy
1,990 grains/m³
GrassLow
4 grains/m³
WeedsNone
0 grains/m³
MoldMedium
6,876 spores/m³
This is an archived daily report. See today's Houston pollen count →