What is the pollen count in Saint Helens today?

Today's pollen levels in Saint Helens: Tree pollen is Low, Grass pollen is Low, Weed pollen is None. Tree pollen is the dominant type right now, driven by Oak and Birch.

What does a Low pollen count mean in Saint Helens?

A Low pollen count means concentrations are minimal. Most people, including those with mild allergies, can spend time outdoors comfortably.

What are the main allergy triggers in Saint Helens right now?

Pollen levels across all types are currently low in Saint Helens. Most allergy sufferers should find conditions manageable today.

What should allergy sufferers do when pollen is Low in Saint Helens?

Pollen levels are low in Saint Helens today, so most outdoor activities should be comfortable. It is still a good idea to check levels daily, since conditions can change quickly with wind and weather shifts.

Does weather affect pollen levels in Saint Helens?

Yes, weather directly affects pollen levels in Saint Helens. Wind spreads pollen farther, rain washes it from the air, and humidity can either trap or disperse particles. Higher humidity today (92%) may help keep some pollen grounded.

Saint Helens, OR Pollen Count Today

Live pollen forecast and air quality for Saint Helens, Oregon

Breathability™ Score

/10

Good day overall with a few allergy-aware adjustments.

Today's Pollen Levels in Saint Helens

Tree pollen is slightly elevated at Moderate levels in Saint Helens. Overall conditions are manageable for most people. With a Breathability™ Score of 6, conditions are mixed and may vary through the day.

Breathability™ Score is 6/10
Tree pollen is Moderate, led by Oak and Birch
Grass pollen is Low, led by Grass
Weed pollen is None, led by Ragweed and Mugwort
Air quality is Good today

Yesterday's Pollen in Saint Helens

↑Tree pollen: Low yesterday, Moderate todayHigher

↑Grass pollen: None yesterday, Low todayHigher

→Weed pollen: None yesterday, None today

Pollen rose from Low to Moderate for tree pollen since yesterday.

You may notice stronger symptoms today compared to yesterday.

How Today's Pollen May Affect You

Mild allergy sufferers

You may notice mild irritation at peak times. Tree pollen is elevated; consider shorter midday exposure and keep water handy.

Moderate allergy sufferers

Plan around peak pollen windows. Try errands early or later, and consider a mask in high-traffic outdoor areas.

Severe allergy sufferers

Use high-protection habits today: shorter trips, cleaner indoor air, and reduced exposure during peak pollen hours.

5-Day Pollen Forecast

Today

Apr 15

Overall: Moderate

Tree: Moderate

Grass: Low

Weed: None

Wind: 11 mph

Rain: 89% (may wash pollen out)

Humidity: 79%

Thu

Apr 16

Overall: High

Tree: High

Grass: Low

Weed: None

Wind: 8 mph

Rain: 81% (may wash pollen out)

Humidity: 78%

Fri

Apr 17

Overall: High

Tree: High

Grass: Low

Weed: None

Wind: 3 mph

Rain: 0%

Humidity: 70%

Sat

Apr 18

Overall: Very High

Tree: Very High

Grass: Low

Weed: None

Wind: 4 mph

Rain: 0%

Humidity: 59%

Sun

Apr 19

Overall: Very High

Tree: Very High

Grass: Low

Weed: None

Wind: 6 mph

Rain: 0%

Humidity: 65%

Tree Pollen in Saint Helens Today

Tree pollen in Saint Helens is Low today, reaching 19.54 grains/m³. Oak and Birch are the dominant contributors. At this level, most people with tree pollen allergies will experience symptoms, and even mildly sensitive individuals may notice eye irritation or sneezing.

Common Symptoms

Sneezing
Runny or stuffy nose
Itchy, watery eyes
Scratchy throat
Sinus pressure

Species Breakdown

Oak19.54 grains/m³

Birch10.72 grains/m³

Alder0.05 grains/m³

Hazel0 grains/m³

Grass Pollen in Saint Helens Today

Grass pollen in Saint Helens is Low today, reaching 0.01 grains/m³. Grass is currently elevated. People with grass pollen sensitivity may notice nasal congestion and itchy eyes, especially during outdoor activities.

Common Symptoms

Itchy nose and eyes
Sneezing fits
Nasal congestion
Watery eyes
Coughing or wheezing for sensitive individuals

Species Breakdown

Grass0.01 grains/m³

Weed Pollen in Saint Helens Today

Weed pollen in Saint Helens is None today. Weed pollen season runs from late summer into fall (August through October), with ragweed as the primary trigger for most allergy sufferers. Current levels are low enough that most people should feel comfortable outdoors.

Species Breakdown

Ragweed0 grains/m³

Mugwort0 grains/m³

Air Quality in Saint Helens Today

🌬️

Air Quality

Good

Air Pollutant Breakdown

PM2.5Good

3 µg/m³

Tiny particles smaller than 2.5 micrometers that can reach deep into your lungs and bloodstream. High levels can affect breathing and heart health.

PM10Good

4 µg/m³

Larger particles up to 10 micrometers, like dust or pollen. They can irritate your airways and worsen allergies or asthma.

Ozone (O3)Good

89 µg/m³

Elevated levels irritate airways and can worsen asthma symptoms.

Nitrogen Dioxide (NO2)Good

1.9 µg/m³

A respiratory irritant from vehicle exhaust that can trigger inflammation in sensitive airways.

Sulfur Dioxide (SO2)Good

1.1 µg/m³

Even brief exposure can tighten airways, especially for people with asthma.

Carbon Monoxide (CO)Good

153.8 µg/m³

High levels reduce oxygen delivery in the body, compounding breathing difficulty on high-pollen days.

Weather in Saint Helens Today

☁️

Weather

42°F

Partly cloudy

Humidity

92%

Wind

6 mph WNW

Feels Like

39°F

Pressure

1012 mb

Frequently Asked Questions

Allergy Guides and Resources

Seasonal pollen guides, daily city rankings, and practical tips for managing your allergies.

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