Live pollen count in O'Fallon, Illinois today

Name: Live pollen levels in O'Fallon, Illinois
Creator: Ambee

Stay updated with real-time pollen levels in O'Fallon, Illinois. Use our interactive maps and forecasts to manage allergies and confidently plan outdoor activities.

Live Pollen Level

Low

O'Fallon, Illinois

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.

O'Fallon, Illinois allergies right now

Low

Moderate

High

Very high

Tree pollen

18 ppm

208

704+

Grass pollen

8 ppm

342+

Weed pollen

4 ppm

267+

AQI

Moderate

O'Fallon, Illinois

View Air Pollution Levels

O'Fallon, Illinois

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Track live O'Fallon, Illinois pollen forecast and history

Time	Pollen Risk Level	Tree Pollen	Grass Pollen	Weed Pollen
2025-06-02T19:00:00.000Z	Moderate	103ppm moderate	28ppm low	7ppm low
2025-06-02T20:00:00.000Z	Moderate	102ppm moderate	26ppm low	15ppm low
2025-06-02T21:00:00.000Z	Low	90ppm low	23ppm low	13ppm low
2025-06-02T22:00:00.000Z	High	399ppm high	62ppm high	16ppm low
2025-06-02T23:00:00.000Z	Low	91ppm low	21ppm low	11ppm low
2025-06-03T00:00:00.000Z	Low	39ppm low	16ppm low	7ppm low
2025-06-03T01:00:00.000Z	Low	57ppm low	22ppm low	8ppm low
2025-06-03T02:00:00.000Z	Low	38ppm low	14ppm low	4ppm low
2025-06-03T03:00:00.000Z	Low	22ppm low	8ppm low	3ppm low
2025-06-03T04:00:00.000Z	Low	18ppm low	7ppm low	3ppm low
2025-06-03T05:00:00.000Z	Low	23ppm low	9ppm low	4ppm low
2025-06-03T06:00:00.000Z	Low	25ppm low	10ppm low	4ppm low
2025-06-03T07:00:00.000Z	Low	8ppm low	3ppm low	1ppm low
2025-06-03T08:00:00.000Z	Low	17ppm low	6ppm low	2ppm low
2025-06-03T09:00:00.000Z	Low	30ppm low	11ppm low	3ppm low
2025-06-03T10:00:00.000Z	Low	25ppm low	9ppm low	3ppm low
2025-06-03T11:00:00.000Z	Low	20ppm low	8ppm low	3ppm low
2025-06-03T12:00:00.000Z	Low	30ppm low	12ppm low	5ppm low
2025-06-03T13:00:00.000Z	Low	27ppm low	11ppm low	4ppm low
2025-06-03T14:00:00.000Z	Low	15ppm low	6ppm low	3ppm low
2025-06-03T15:00:00.000Z	Low	47ppm low	18ppm low	6ppm low
2025-06-03T16:00:00.000Z	Moderate	106ppm moderate	39ppm moderate	13ppm low
2025-06-03T17:00:00.000Z	Low	56ppm low	21ppm low	7ppm low
2025-06-03T18:00:00.000Z	Moderate	104ppm moderate	44ppm moderate	20ppm low
2025-06-03T19:00:00.000Z	Low	39ppm low	15ppm low	6ppm low
2025-06-03T20:00:00.000Z	Moderate	87ppm low	35ppm moderate	14ppm low
2025-06-03T21:00:00.000Z	Low	38ppm low	16ppm low	7ppm low
2025-06-03T22:00:00.000Z	Moderate	90ppm low	34ppm moderate	12ppm low
2025-06-03T23:00:00.000Z	Low	35ppm low	13ppm low	4ppm low
2025-06-04T00:00:00.000Z	Low	34ppm low	20ppm low	10ppm low
2025-06-04T01:00:00.000Z	Moderate	72ppm low	41ppm moderate	20ppm low
2025-06-04T02:00:00.000Z	Moderate	58ppm low	33ppm moderate	17ppm low
2025-06-04T03:00:00.000Z	Moderate	69ppm low	33ppm moderate	15ppm low
2025-06-04T04:00:00.000Z	Low	39ppm low	18ppm low	7ppm low
2025-06-04T05:00:00.000Z	Low	44ppm low	20ppm low	8ppm low
2025-06-04T06:00:00.000Z	Low	51ppm low	24ppm low	11ppm low
2025-06-04T07:00:00.000Z	Moderate	53ppm low	30ppm moderate	15ppm low
2025-06-04T08:00:00.000Z	Low	38ppm low	22ppm low	11ppm low
2025-06-04T09:00:00.000Z	High	138ppm moderate	74ppm high	38ppm moderate
2025-06-04T10:00:00.000Z	Low	29ppm low	14ppm low	6ppm low
2025-06-04T11:00:00.000Z	Low	12ppm low	5ppm low	2ppm low
2025-06-04T12:00:00.000Z	Low	11ppm low	5ppm low	2ppm low
2025-06-04T13:00:00.000Z	Low	18ppm low	8ppm low	4ppm low
2025-06-04T14:00:00.000Z	Low	28ppm low	16ppm low	8ppm low
2025-06-04T15:00:00.000Z	Low	7ppm low	4ppm low	2ppm low
2025-06-04T16:00:00.000Z	Low	31ppm low	18ppm low	9ppm low
2025-06-04T17:00:00.000Z	Low	30ppm low	14ppm low	6ppm low
2025-06-04T18:00:00.000Z	Low	14ppm low	6ppm low	2ppm low
2025-06-04T15:00:00.000Z	Low	27ppm low	15ppm low	7ppm low
2025-06-04T16:00:00.000Z	Low	14ppm low	8ppm low	4ppm low
2025-06-04T17:00:00.000Z	Low	31ppm low	15ppm low	6ppm low
2025-06-04T18:00:00.000Z	Low	21ppm low	9ppm low	4ppm low
2025-06-04T19:00:00.000Z	Low	23ppm low	10ppm low	4ppm low
2025-06-04T20:00:00.000Z	Low	21ppm low	10ppm low	4ppm low
2025-06-04T21:00:00.000Z	Low	35ppm low	20ppm low	10ppm low
2025-06-04T22:00:00.000Z	Low	29ppm low	17ppm low	8ppm low
2025-06-04T23:00:00.000Z	Low	11ppm low	6ppm low	3ppm low
2025-06-05T00:00:00.000Z	Low	15ppm low	12ppm low	5ppm low
2025-06-05T01:00:00.000Z	Low	14ppm low	9ppm low	4ppm low
2025-06-05T02:00:00.000Z	Low	15ppm low	10ppm low	3ppm low
2025-06-05T03:00:00.000Z	Low	8ppm low	5ppm low	3ppm low
2025-06-05T04:00:00.000Z	Low	14ppm low	9ppm low	5ppm low
2025-06-05T05:00:00.000Z	Low	11ppm low	7ppm low	2ppm low
2025-06-05T06:00:00.000Z	Low	15ppm low	10ppm low	5ppm low
2025-06-05T07:00:00.000Z	Low	18ppm low	15ppm low	6ppm low
2025-06-05T08:00:00.000Z	Low	18ppm low	12ppm low	6ppm low
2025-06-05T09:00:00.000Z	Low	28ppm low	20ppm low	7ppm low
2025-06-05T10:00:00.000Z	Low	28ppm low	19ppm low	10ppm low
2025-06-05T11:00:00.000Z	Low	31ppm low	21ppm low	12ppm low
2025-06-05T12:00:00.000Z	Low	32ppm low	22ppm low	8ppm low
2025-06-05T13:00:00.000Z	Low	21ppm low	14ppm low	7ppm low
2025-06-05T14:00:00.000Z	Low	20ppm low	17ppm low	6ppm low
2025-06-05T15:00:00.000Z	Low	11ppm low	7ppm low	4ppm low
2025-06-05T16:00:00.000Z	Low	37ppm low	26ppm low	9ppm low
2025-06-05T17:00:00.000Z	Low	19ppm low	13ppm low	7ppm low
2025-06-05T18:00:00.000Z	Low	33ppm low	23ppm low	12ppm low
2025-06-05T19:00:00.000Z	Low	30ppm low	21ppm low	7ppm low
2025-06-05T20:00:00.000Z	Low	36ppm low	24ppm low	12ppm low
2025-06-05T21:00:00.000Z	Low	28ppm low	23ppm low	9ppm low
2025-06-05T22:00:00.000Z	Low	32ppm low	22ppm low	11ppm low
2025-06-05T23:00:00.000Z	Low	37ppm low	26ppm low	9ppm low
2025-06-06T00:00:00.000Z	Low	22ppm low	22ppm low	9ppm low
2025-06-06T01:00:00.000Z	Moderate	38ppm low	31ppm moderate	18ppm low
2025-06-06T02:00:00.000Z	Moderate	36ppm low	36ppm moderate	16ppm low
2025-06-06T03:00:00.000Z	Moderate	44ppm low	44ppm moderate	19ppm low
2025-06-06T04:00:00.000Z	Low	13ppm low	11ppm low	6ppm low
2025-06-06T05:00:00.000Z	Low	24ppm low	24ppm low	10ppm low
2025-06-06T06:00:00.000Z	Moderate	70ppm low	59ppm moderate	23ppm moderate
2025-06-06T07:00:00.000Z	Low	11ppm low	11ppm low	4ppm low
2025-06-06T08:00:00.000Z	Moderate	70ppm low	58ppm moderate	33ppm moderate
2025-06-06T09:00:00.000Z	High	72ppm low	72ppm high	32ppm moderate
2025-06-06T10:00:00.000Z	High	67ppm low	67ppm high	30ppm moderate
2025-06-06T11:00:00.000Z	Moderate	65ppm low	53ppm moderate	31ppm moderate
2025-06-06T12:00:00.000Z	Low	19ppm low	19ppm low	8ppm low
2025-06-06T13:00:00.000Z	Low	28ppm low	23ppm low	9ppm low
2025-06-06T14:00:00.000Z	Low	23ppm low	23ppm low	9ppm low

Pollen Level

O'Fallon

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

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Pollen sub-species concentrations in O'Fallon, Illinois

0ppm

Ash

0ppm

Birch

1ppm

Elm

0ppm

Maple

1ppm

Mulberry

0ppm

Oak

0ppm

Pine

4ppm

Ragweed

O'Fallon, Illinois allergy map: Track pollen near you

Grass

Allergy tips for O'Fallon, Illinois

As pollen risk levels are

Low

Feel free to spend more time outdoors in O'fallon, Illinois as pollen levels are minimal today.
Open windows at home or work to enjoy fresh air without worrying about allergies in O'fallon, Illinois.
Use this low-pollen period for lounging outdoor in your patios or gardens in O'fallon, Illinois.
Take advantage of this time to engage in physical activities like jogging or cycling outdoors in O'fallon, Illinois.
Plan social gatherings or outdoor picnics in O'fallon, Illinois during this low-pollen period.

How accurate is Illinois, USA pollen data?

Ambee’s pollen data for Illinois, 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.