Stay updated with real-time pollen levels in Rosemont, California. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Moderate
Rosemont, California
Last updated: ... (Local time)

Disclaimer: The information provided is for informational purposes only and should not be considered medical advice. Always consult a healthcare professional for allergy-related concerns.
Low
Moderate
High
Very high
97 ppm
0
95
208
704+
0 ppm
0
30
61
342+
0 ppm
0
21
78
267+
AQI
33
Good
Rosemont, California
Rosemont, California
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8ppm
Ash
8ppm
Birch
5ppm
Elm
4ppm
Maple
8ppm
Mulberry
29ppm
Oak
5ppm
Pine
0ppm
Ragweed
Moderate
97ppm
Tree
0ppm
Weed
0ppm
Grass
Moderate
158ppm
Tree
0ppm
Weed
0ppm
Grass
High
236ppm
Tree
0ppm
Weed
0ppm
Grass
Moderate
194ppm
Tree
0ppm
Weed
0ppm
Grass
High
252ppm
Tree
0ppm
Weed
0ppm
Grass
High
334ppm
Tree
0ppm
Weed
0ppm
Grass
Moderate

Ambee provides accurate pollen data for California, USA aligned with National Allergy Bureau (NAB) guidelines. By combining historical research, weather data, and machine learning, we deliver reliable, real-time insights with clear risk levels to help manage allergies effectively.
Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.
Pollen updates for Rosemont, California are available every hour.
Today, Rosemont, California experiences a pollen risk categorized as moderate.
Yesterday, the pollen reading in Rosemont, California showed very high levels.
In Rosemont, California the ragweed count today is 0 ppm, contributing to low allergy risks.
The oak pollen reading in Rosemont, California today is 29 ppm.
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