Today's live pollen count in Ontario, California

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

Live Pollen Level

Low

Ontario, 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 Ontario, California

Low

Moderate

High

Very high

Tree pollen

46 ppm

208

704+

Grass pollen

8 ppm

342+

Weed pollen

3 ppm

267+

AQI

Good

Ontario, California

View Air Pollution Levels

Ontario, California

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Track live Ontario, California pollen forecast and history

Pollen Level

Ontario

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Different types of pollen concentrations in Ontario, California

0ppm

Ash

2ppm

Birch

4ppm

Elm

0ppm

Maple

4ppm

Mulberry

6ppm

Oak

4ppm

Pine

3ppm

Ragweed

Ontario, California allergy map: Track pollen near you

Grass

Allergy tips for Ontario, California

As pollen risk levels are

Low

It's a great day to be outdoors in Ontario, California with low pollen levels.
Let the breeze in by opening windows at home or work in Ontario, California, ensuring a comfortable environment without allergies.
Make the most of this low-pollen phase by spending time lounging in your outdoor spaces in Ontario, California.
Make the most of this low-pollen phase by spending time lounging in your outdoor spaces in Ontario, California.
Take advantage of this low-pollen period to plan picnics and social gatherings in Ontario, California.

How accurate is California, USA pollen data?

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.