Real-time pollen count in San Marcos, California today
Stay updated with real-time pollen levels in San Marcos, California. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.
Live Pollen Level
Moderate
San Marcos, 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.
Allergies right now in San Marcos, California
Low
Moderate
High
Very high
Tree pollen
205 ppm
0
95
208
704+
Grass pollen
0 ppm
0
30
61
342+
Weed pollen
0 ppm
0
21
78
267+
AQI
29
Good
San Marcos, California
San Marcos, California
Scroll To Live Pollen Map
Track live San Marcos, California pollen forecast and history
San Marcos Loading...
Pollen sub-types concentrations in San Marcos, California
20ppm
Ash
20ppm
Birch
14ppm
Elm
12ppm
Maple
20ppm
Mulberry
63ppm
Oak
14ppm
Pine
0ppm
Ragweed
San Marcos, California allergy map: Track pollen near you
Pollen count in nearby cities
Escondido, California
Moderate
160ppm
Tree
0ppm
Weed
0ppm
Grass
Vista, California
Moderate
134ppm
Tree
0ppm
Weed
0ppm
Grass
Valley Center, California
Low
87ppm
Tree
0ppm
Weed
0ppm
Grass
Solana Beach, California
High
293ppm
Tree
0ppm
Weed
0ppm
Grass
Oceanside, California
High
270ppm
Tree
0ppm
Weed
0ppm
Grass
Camp Pendleton South, California
Low
74ppm
Tree
0ppm
Weed
0ppm
Grass
Allergy tips for San Marcos, California
Moderate
- Keep windows closed while driving in San Marcos, California to prevent pollen exposure; use the air conditioner for a comfortable ride.
- Regularly wash your hands and face in San Marcos, California to reduce pollen exposure throughout the day.
- Protect your hair from pollen in San Marcos, California by wearing a hat or cap outdoors.
- Protect your eyes from pollen in San Marcos, California by wearing sunglasses.
- Begin preventive allergy medication if you experience moderate symptoms in San Marcos, California.
- Install a HEPA filter in your home’s air conditioning system to effectively trap pollen particles in San Marcos, California.
How accurate is California, USA pollen data?
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.
Frequently asked questions
How frequently is the pollen data for San Marcos, California updated?
Pollen data for San Marcos, California is updated on an hourly basis.
What is the pollen risk in San Marcos, California today?
In San Marcos, California, today's pollen risk is reported as moderate.
What was yesterday's pollen risk in San Marcos, California?
Yesterday, San Marcos, California recorded a pollen level of very high.
What is the current ragweed count in San Marcos, California today?
The ragweed count in San Marcos, California today is 0 ppm, which is low.
What is the current oak pollen count in San Marcos, California?
The current oak pollen count in San Marcos, California today is 63 ppm right now.
All Rights Reserved © Ambee Inc. 2025