Stay updated with real-time pollen levels in Los Altos, California. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Low
Los Altos, 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+
25 ppm
0
30
61
342+
10 ppm
0
21
78
267+
AQI
31
Good
Los Altos, California
Los Altos, California
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0ppm
Ash
0ppm
Birch
0ppm
Elm
0ppm
Maple
1ppm
Mulberry
0ppm
Oak
0ppm
Pine
10ppm
Ragweed
Low
7ppm
Tree
7ppm
Weed
13ppm
Grass
Low
11ppm
Tree
8ppm
Weed
16ppm
Grass
Low
6ppm
Tree
6ppm
Weed
12ppm
Grass
Low
8ppm
Tree
8ppm
Weed
16ppm
Grass
Low
6ppm
Tree
6ppm
Weed
12ppm
Grass
Low
8ppm
Tree
6ppm
Weed
12ppm
Grass
Low

Ambee’s pollen data for California, USA is grounded in National Allergy Bureau (NAB) guidelines, ensuring accuracy with real-time updates. Our models incorporate historical patterns, weather, and machine learning to provide trusted pollen forecasts and risk levels for effective allergy control.
Disclaimer: While we strive for accuracy, individual responses to allergens may vary. Always consult a healthcare provider for personal advice.
Pollen data for Los Altos, California is updated on an hourly basis.
In Los Altos, California, today's pollen risk is reported as low.
Yesterday, Los Altos, California recorded a pollen level of moderate.
The ragweed count in Los Altos, California today is 7 ppm, which is low.
The current oak pollen count in Los Altos, California today is 2 ppm right now.
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