Pollen Forecast for San Dimas, California
Medium
Oak, Cedar/Juniper, Mulberry
Discussion
The quantity of pollen grains in the air for Wednesday will remain relatively stable in the moderate range. This is a result of stable temperatures. No change doesn't mean no pollen, it just means that pollen producing plants are delivering pollen at a steady pace.
Allergy Facts
Pollen grains are a major constituent of lake sediments.