Stay updated with real-time pollen levels in Grass Valley, California. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Low
Grass Valley, 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
44 ppm
0
95
208
704+
22 ppm
0
30
61
342+
5 ppm
0
21
78
267+
AQI
44
Good
Grass Valley, California
Grass Valley, California
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0ppm
Ash
4ppm
Birch
0ppm
Elm
0ppm
Maple
0ppm
Mulberry
24ppm
Oak
14ppm
Pine
5ppm
Ragweed
Low
36ppm
Tree
4ppm
Weed
18ppm
Grass
Low
26ppm
Tree
3ppm
Weed
13ppm
Grass
Low
24ppm
Tree
3ppm
Weed
12ppm
Grass
Low
22ppm
Tree
2ppm
Weed
11ppm
Grass
Low
24ppm
Tree
3ppm
Weed
12ppm
Grass
Low
24ppm
Tree
3ppm
Weed
12ppm
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 Grass Valley, California is updated every hour for accuracy.
In Grass Valley, California, today's pollen level suggests a low risk for allergies.
The pollen level in Grass Valley, California yesterday was high.
Today, the ragweed count in Grass Valley, California stands at 5 ppm, indicating low allergy risk.
The oak pollen level in Grass Valley, California today is 22 ppm.
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