Allergies & Pollen Count for Rancho Bernardo, California
3.4Low-Medium
Top Allergens:
Grass, Chenopods
Discussion
Concentration of pollen grains in the air for Friday will be increasing over today's levels in the moderate range. The cause for the rising pollen levels is rising temperatures, strong winds and lower relative humidity.
Allergy Facts
Pollen is a very fine powder which consists of grains measuring less than one-thousandth of an inch in diameter.