Stay updated with real-time pollen levels in Signal Hill, California. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Very high
Signal Hill, 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
1190 ppm
0
95
208
704+
0 ppm
0
30
61
342+
0 ppm
0
21
78
267+
AQI
44
Good
Signal Hill, California
Signal Hill, California
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35ppm
Ash
167ppm
Birch
119ppm
Elm
19ppm
Maple
167ppm
Mulberry
502ppm
Oak
23ppm
Pine
0ppm
Ragweed
Very high
825ppm
Tree
0ppm
Weed
0ppm
Grass
High
390ppm
Tree
0ppm
Weed
0ppm
Grass
Low
36ppm
Tree
0ppm
Weed
0ppm
Grass
Moderate
199ppm
Tree
0ppm
Weed
0ppm
Grass
High
225ppm
Tree
0ppm
Weed
0ppm
Grass
High
321ppm
Tree
0ppm
Weed
0ppm
Grass
Very high

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 Signal Hill, California are available every hour.
Today, Signal Hill, California experiences a pollen risk categorized as very high.
Yesterday, the pollen reading in Signal Hill, California showed very high levels.
In Signal Hill, California the ragweed count today is 0 ppm, contributing to low allergy risks.
The oak pollen reading in Signal Hill, California today is 502 ppm.
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