Stay updated with real-time pollen levels in Walnut, California. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Low
Walnut, 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
14 ppm
0
95
208
704+
21 ppm
0
30
61
342+
10 ppm
0
21
78
267+
AQI
49
Good
Walnut, California
Walnut, California
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0ppm
Ash
0ppm
Birch
0ppm
Elm
0ppm
Maple
1ppm
Mulberry
4ppm
Oak
3ppm
Pine
10ppm
Ragweed
Low
13ppm
Tree
10ppm
Weed
20ppm
Grass
Low
11ppm
Tree
11ppm
Weed
20ppm
Grass
Low
13ppm
Tree
10ppm
Weed
20ppm
Grass
Low
12ppm
Tree
9ppm
Weed
18ppm
Grass
Low
13ppm
Tree
9ppm
Weed
24ppm
Grass
Low
11ppm
Tree
11ppm
Weed
20ppm
Grass
Low

Ambee’s pollen data for California, USA follows National Allergy Bureau (NAB) standards, offering accurate, real-time updates with clear allergy risk levels. Our approach, using machine learning and historical trends, ensures precise, hyper-local pollen forecasts to support allergy management.
Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.
The pollen information for Walnut, California is updated every hour for accuracy.
In Walnut, California, today's pollen level suggests a low risk for allergies.
The pollen level in Walnut, California yesterday was high.
Today, the ragweed count in Walnut, California stands at 10 ppm, indicating low allergy risk.
The oak pollen level in Walnut, California today is 4 ppm.
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