Real-time pollen count in San Marcos, California today

Name: Live pollen levels in San Marcos, California
Creator: Ambee

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

High

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

98 ppm

208

704+

Grass pollen

81 ppm

342+

Weed pollen

46 ppm

267+

AQI

Good

San Marcos, California

View Air Pollution Levels

San Marcos, California

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Track live San Marcos, California pollen forecast and history

Time	Pollen Risk Level	Tree Pollen	Grass Pollen	Weed Pollen
2025-06-05T01:00:00.000Z	Low	26ppm low	21ppm low	8ppm low
2025-06-05T02:00:00.000Z	Low	32ppm low	21ppm low	11ppm low
2025-06-05T03:00:00.000Z	Low	32ppm low	22ppm low	8ppm low
2025-06-05T04:00:00.000Z	Low	32ppm low	22ppm low	12ppm low
2025-06-05T05:00:00.000Z	Low	35ppm low	24ppm low	13ppm low
2025-06-05T06:00:00.000Z	Low	31ppm low	22ppm low	8ppm low
2025-06-05T07:00:00.000Z	Low	33ppm low	22ppm low	11ppm low
2025-06-05T08:00:00.000Z	Low	30ppm low	25ppm low	10ppm low
2025-06-05T09:00:00.000Z	Low	30ppm low	20ppm low	10ppm low
2025-06-05T10:00:00.000Z	Low	34ppm low	24ppm low	8ppm low
2025-06-05T11:00:00.000Z	Low	31ppm low	21ppm low	11ppm low
2025-06-05T12:00:00.000Z	Low	34ppm low	23ppm low	12ppm low
2025-06-05T13:00:00.000Z	Low	31ppm low	22ppm low	8ppm low
2025-06-05T14:00:00.000Z	Low	33ppm low	22ppm low	11ppm low
2025-06-05T15:00:00.000Z	Low	30ppm low	25ppm low	10ppm low
2025-06-05T16:00:00.000Z	Low	30ppm low	20ppm low	10ppm low
2025-06-05T17:00:00.000Z	Low	34ppm low	24ppm low	8ppm low
2025-06-05T18:00:00.000Z	Low	32ppm low	22ppm low	12ppm low
2025-06-05T19:00:00.000Z	Low	35ppm low	24ppm low	13ppm low
2025-06-05T20:00:00.000Z	Low	31ppm low	22ppm low	8ppm low
2025-06-05T21:00:00.000Z	Low	33ppm low	22ppm low	11ppm low
2025-06-05T22:00:00.000Z	Low	27ppm low	23ppm low	9ppm low
2025-06-05T23:00:00.000Z	Low	28ppm low	18ppm low	9ppm low
2025-06-06T00:00:00.000Z	Moderate	38ppm low	31ppm moderate	12ppm low
2025-06-06T01:00:00.000Z	Low	17ppm low	17ppm low	7ppm low
2025-06-06T02:00:00.000Z	High	86ppm low	71ppm high	41ppm moderate
2025-06-06T03:00:00.000Z	Moderate	30ppm low	30ppm moderate	13ppm low
2025-06-06T04:00:00.000Z	Moderate	32ppm low	32ppm moderate	14ppm low
2025-06-06T05:00:00.000Z	High	101ppm moderate	83ppm high	48ppm moderate
2025-06-06T06:00:00.000Z	High	115ppm moderate	115ppm high	47ppm moderate
2025-06-06T07:00:00.000Z	High	112ppm moderate	93ppm high	37ppm moderate
2025-06-06T08:00:00.000Z	High	96ppm moderate	96ppm high	40ppm moderate
2025-06-06T09:00:00.000Z	High	99ppm moderate	81ppm high	47ppm moderate
2025-06-06T10:00:00.000Z	High	92ppm low	92ppm high	41ppm moderate
2025-06-06T11:00:00.000Z	High	94ppm low	94ppm high	42ppm moderate
2025-06-06T12:00:00.000Z	High	96ppm moderate	79ppm high	45ppm moderate
2025-06-06T13:00:00.000Z	High	90ppm low	90ppm high	37ppm moderate
2025-06-06T14:00:00.000Z	High	103ppm moderate	85ppm high	34ppm moderate
2025-06-06T15:00:00.000Z	High	88ppm low	88ppm high	36ppm moderate
2025-06-06T16:00:00.000Z	High	98ppm moderate	81ppm high	46ppm moderate
2025-06-06T17:00:00.000Z	High	92ppm low	92ppm high	41ppm moderate
2025-06-06T18:00:00.000Z	High	96ppm moderate	96ppm high	43ppm moderate
2025-06-06T19:00:00.000Z	High	74ppm low	61ppm high	35ppm moderate
2025-06-06T20:00:00.000Z	Moderate	34ppm low	34ppm moderate	14ppm low
2025-06-06T21:00:00.000Z	Low	34ppm low	28ppm low	11ppm low
2025-06-06T22:00:00.000Z	Low	27ppm low	27ppm low	11ppm low
2025-06-06T23:00:00.000Z	Low	29ppm low	24ppm low	14ppm low
2025-06-07T00:00:00.000Z	Moderate	22ppm low	33ppm moderate	17ppm low
2025-06-06T18:00:00.000Z	Moderate	35ppm low	35ppm moderate	15ppm low
2025-06-06T19:00:00.000Z	Moderate	45ppm low	37ppm moderate	21ppm moderate
2025-06-06T20:00:00.000Z	Moderate	38ppm low	38ppm moderate	16ppm low
2025-06-06T21:00:00.000Z	Moderate	36ppm low	30ppm moderate	12ppm low
2025-06-06T22:00:00.000Z	Low	25ppm low	25ppm low	10ppm low
2025-06-06T23:00:00.000Z	Moderate	49ppm low	40ppm moderate	23ppm moderate
2025-06-07T00:00:00.000Z	Moderate	33ppm low	50ppm moderate	25ppm moderate
2025-06-07T01:00:00.000Z	Low	24ppm low	29ppm low	14ppm low
2025-06-07T02:00:00.000Z	Low	20ppm low	24ppm low	10ppm low
2025-06-07T03:00:00.000Z	Moderate	29ppm low	35ppm moderate	16ppm low
2025-06-07T04:00:00.000Z	Moderate	27ppm low	33ppm moderate	15ppm low
2025-06-07T05:00:00.000Z	Low	11ppm low	16ppm low	8ppm low
2025-06-07T06:00:00.000Z	Low	11ppm low	13ppm low	6ppm low
2025-06-07T07:00:00.000Z	Low	9ppm low	13ppm low	7ppm low
2025-06-07T08:00:00.000Z	Low	11ppm low	13ppm low	6ppm low
2025-06-07T09:00:00.000Z	Low	11ppm low	14ppm low	6ppm low
2025-06-07T10:00:00.000Z	Low	14ppm low	18ppm low	8ppm low
2025-06-07T11:00:00.000Z	Low	12ppm low	15ppm low	7ppm low
2025-06-07T12:00:00.000Z	Low	14ppm low	21ppm low	10ppm low
2025-06-07T13:00:00.000Z	Low	13ppm low	16ppm low	8ppm low
2025-06-07T14:00:00.000Z	Moderate	20ppm low	30ppm moderate	15ppm low
2025-06-07T15:00:00.000Z	Low	20ppm low	25ppm low	11ppm low
2025-06-07T16:00:00.000Z	Low	15ppm low	19ppm low	8ppm low
2025-06-07T17:00:00.000Z	Moderate	33ppm low	40ppm moderate	18ppm low
2025-06-07T18:00:00.000Z	Moderate	34ppm low	42ppm moderate	19ppm low
2025-06-07T19:00:00.000Z	Low	18ppm low	26ppm low	13ppm low
2025-06-07T20:00:00.000Z	Low	15ppm low	18ppm low	9ppm low
2025-06-07T21:00:00.000Z	Low	12ppm low	18ppm low	9ppm low
2025-06-07T22:00:00.000Z	Moderate	25ppm low	30ppm moderate	14ppm low
2025-06-07T23:00:00.000Z	Low	17ppm low	21ppm low	9ppm low
2025-06-08T00:00:00.000Z	Moderate	32ppm low	58ppm moderate	23ppm moderate
2025-06-08T01:00:00.000Z	High	37ppm low	70ppm high	37ppm moderate
2025-06-08T02:00:00.000Z	Moderate	19ppm low	36ppm moderate	19ppm low
2025-06-08T03:00:00.000Z	Low	13ppm low	23ppm low	9ppm low
2025-06-08T04:00:00.000Z	Low	18ppm low	26ppm low	13ppm low
2025-06-08T05:00:00.000Z	Moderate	22ppm low	33ppm moderate	16ppm low
2025-06-08T06:00:00.000Z	Low	12ppm low	18ppm low	9ppm low
2025-06-08T07:00:00.000Z	Low	11ppm low	21ppm low	8ppm low
2025-06-08T08:00:00.000Z	Low	8ppm low	16ppm low	8ppm low
2025-06-08T09:00:00.000Z	Low	10ppm low	19ppm low	10ppm low
2025-06-08T10:00:00.000Z	Low	11ppm low	20ppm low	8ppm low
2025-06-08T11:00:00.000Z	Low	16ppm low	23ppm low	12ppm low
2025-06-08T12:00:00.000Z	Low	13ppm low	20ppm low	10ppm low
2025-06-08T13:00:00.000Z	Low	14ppm low	20ppm low	10ppm low
2025-06-08T14:00:00.000Z	Low	9ppm low	17ppm low	7ppm low
2025-06-08T15:00:00.000Z	Low	15ppm low	29ppm low	15ppm low
2025-06-08T16:00:00.000Z	Moderate	24ppm low	45ppm moderate	24ppm moderate
2025-06-08T17:00:00.000Z	Moderate	20ppm low	36ppm moderate	14ppm low

Pollen Level

San Marcos

Time	Pollen Risk Level	Tree Pollen	Grass Pollen	Weed Pollen
No results found

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Pollen sub-types concentrations in San Marcos, California

5ppm

Ash

5ppm

Birch

7ppm

Elm

5ppm

Maple

11ppm

Mulberry

33ppm

Oak

22ppm

Pine

46ppm

Ragweed

San Marcos, California allergy map: Track pollen near you

Grass

Allergy tips for San Marcos, California

As pollen risk levels are

High

Take a shower and change clothes as soon as you enter indoors in San Marcos, California to eliminate pollen from your skin and clothing.
Don't dry your clothes or bedding outside in San Marcos, California right now, as pollen can easily attach to fabric.
Regularly groom and clean your pets in San Marcos, California to prevent pollen from being brought indoors.
Protect yourself from pollen by wearing a mask or respirator while gardening or mowing in San Marcos, California.
Enhance indoor air quality in San Marcos, California by using portable air purifiers to reduce airborne pollen.
Ensure a pollen-free home in San Marcos, California by regularly vacuuming carpets and upholstery with a HEPA-filter vacuum.
Stay hydrated by drinking plenty of water in San Marcos, California to help reduce allergy symptoms.

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.