What is the pollen count in Arlington today?

Today's pollen levels in Arlington: Tree pollen is None, Grass pollen is None, Weed pollen is Moderate. Weed pollen is the dominant type right now, driven by Ragweed and Mugwort.

What will the pollen count be tomorrow in Arlington?

Pollen in Arlington is forecast to reach Low tomorrow. Weed pollen is the main driver. That's a full-day figure, so early morning usually runs higher than late afternoon. Check again in the morning, because wind and rain can shift it overnight.

What does a Moderate pollen count mean in Arlington?

A Moderate pollen count means levels are noticeable. People with pollen sensitivities may experience mild symptoms like sneezing or itchy eyes, especially during extended time outdoors.

What are the main allergy triggers in Arlington right now?

The primary allergy triggers in Arlington today are Weed (Ragweed and Mugwort). These pollen types are at elevated levels and are most likely to cause symptoms for sensitive people.

What should allergy sufferers do when pollen is Moderate in Arlington?

With Moderate pollen in Arlington, basic precautions help: keep windows closed during peak hours, rinse off after outdoor time, and monitor your symptoms. Most activities can continue with awareness.

Does weather affect pollen levels in Arlington?

Yes, weather directly affects pollen levels in Arlington. Wind spreads pollen farther, rain washes it from the air, and humidity can either trap or disperse particles.

Arlington, VA Pollen Count Today

Name: Pollen Data for Arlington
Creator: MyPollenPal
Keywords: pollen, air quality, allergies, forecast

Live pollen forecast and air quality for Arlington, Virginia

📍 Arlington, VAToday · Oct 14

8/10

Breathability™ Score

Excellent breathing conditions for most plans today.

🌳Tree Pollen

None

🌱Grass Pollen

None

🌿Weed Pollen

Moderate

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Today's Pollen Levels in Arlington

Weed pollen is slightly elevated at Moderate levels in Arlington. Overall conditions are manageable for most people. With a Breathability™ Score of 8, breathing conditions look good for most people.

Breathability™ Score is 8/10
Tree pollen is None, led by Alder and Birch
Grass pollen is None, led by Grass
Weed pollen is Moderate, led by Ragweed and Mugwort
Air quality is Moderate today

How Today's Pollen May Affect You

Mild allergy sufferers

Most plans can stay the same today. Weed pollen is elevated and air quality is Moderate, so a quick rinse after time outside may help.

Moderate allergy sufferers

Conditions look manageable with routine precautions. Keep windows closed during peak pollen periods and shower after outdoor time.

Severe allergy sufferers

Even on a better day, keep your usual high-protection routine and avoid long exposure when pollen spikes.

5-Day Pollen Forecast

Pollen in Arlington holds at Low every day through Sunday.

Today

Oct 14

Overall: Low

Tree: None

Grass: None

Weed: Low

Wind: 9 mph

Rain: 36%

Humidity: 65%

Thu

Oct 15

Overall: Low

Tree: None

Grass: None

Weed: Low

Wind: 9 mph

Rain: 67% (may wash pollen out)

Humidity: 81%

Fri

Oct 16

Overall: Low

Tree: None

Grass: None

Weed: Low

Wind: 13 mph

Rain: 70% (may wash pollen out)

Humidity: 79%

Sat

Oct 17

Overall: Low

Tree: None

Grass: None

Weed: Low

Wind: 16 mph (may spread pollen)

Rain: 57% (may wash pollen out)

Humidity: 54%

Sun

Oct 18

Overall: Low

Tree: None

Grass: None

Weed: Low

Wind: 6 mph

Rain: 1%

Humidity: 38%

Rain is likely Thursday (67% chance). The hour or two right after it stops is usually the cleanest air of the day. Plan around Friday though. Pollen often climbs the day after rain, when plants use the moisture to release a fresh burst.

Tree Pollen in Arlington Today

Tree pollen in Arlington is None today. Tree pollen season typically runs from early spring through late May, peaking when deciduous trees release their pollen. On low days like today, outdoor activities are generally comfortable for most allergy sufferers.

Species Breakdown

Alder0 grains/m³

Birch0 grains/m³

Hazel0 grains/m³

Oak0 grains/m³

Grass Pollen in Arlington Today

Grass pollen in Arlington is None today. Grass pollen season typically peaks from late spring through summer (May through August in most regions). On low-count days, grass allergy sufferers can generally spend time outdoors without significant symptoms.

Species Breakdown

Grass0 grains/m³

Weed Pollen in Arlington Today

Weed pollen in Arlington is Moderate today, reaching 20.30 grains/m³. Ragweed and Mugwort are the primary driver. Ragweed is the most common allergen in this category, and elevated levels can trigger persistent symptoms even in people who are only mildly sensitive.

Common Symptoms

Persistent sneezing
Runny nose
Itchy eyes and throat
Nasal congestion
Fatigue from prolonged exposure

Species Breakdown

Ragweed20.30 grains/m³

Mugwort0 grains/m³

Air Quality in Arlington Today

🌬️

Air Quality

Moderate

Air Pollutant Breakdown

PM2.5Moderate

21 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

23 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

49 µg/m³

Elevated levels irritate airways and can worsen asthma symptoms.

Nitrogen Dioxide (NO2)Good

48 µg/m³

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

Sulfur Dioxide (SO2)Good

3.4 µg/m³

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

Carbon Monoxide (CO)Good

493 µg/m³

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

See the full Arlington air quality report →

Weather in Arlington Today

🌧️

Weather

78°F

Patchy rain nearby

Humidity

58%

Wind

3 mph W

Feels Like

80°F

Pressure

1013 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Pollen shifts week to week in Arlington. If cetirizine (Zyrtec) or a steroid nasal spray stopped holding your symptoms down, or they drag on for months at a time, a board-certified allergist can test exactly what you react to and treat the cause instead of the symptom.

See 5 board-certified allergists in Virginia →

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Allergy Guides and Resources

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

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