What is the pollen count in Tucson today?

Today's pollen levels in Tucson: Tree pollen is None, Grass pollen is Low, Weed pollen is Low. Grass pollen is the dominant type right now, driven by Grass.

What will the pollen count be tomorrow in Tucson?

Pollen in Tucson is forecast to reach Low tomorrow. Grass 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 Low pollen count mean in Tucson?

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 Tucson right now?

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

What should allergy sufferers do when pollen is Low in Tucson?

Pollen levels are low in Tucson 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 Tucson?

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

Tucson, AZ Pollen Count Today

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

Live pollen forecast and air quality for Tucson, Arizona

📍 Tucson, AZToday · Sep 19

8/10

Breathability™ Score

Excellent breathing conditions for most plans today.

🌳Tree Pollen

None

🌱Grass Pollen

Low

🌿Weed Pollen

Low

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Today's Pollen Levels in Tucson

Grass pollen is slightly elevated at Low levels in Tucson. 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 Low, led by Grass
Weed pollen is Low, led by Ragweed and Mugwort
Air quality is Good today

How Today's Pollen May Affect You

Mild allergy sufferers

Most plans can stay the same today. Grass pollen is elevated and air quality is Good, 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 Tucson holds at Low every day through Wednesday.

Today

Sep 19

Overall: Low

Tree: None

Grass: Low

Weed: Low

Wind: 13 mph

Rain: 0%

Humidity: 18%

Sun

Sep 20

Overall: Low

Tree: None

Grass: Low

Weed: Low

Wind: 14 mph

Rain: 2%

Humidity: 21%

Mon

Sep 21

Overall: Low

Tree: None

Grass: Low

Weed: Low

Wind: 16 mph (may spread pollen)

Rain: 6%

Humidity: 32%

Tue

Sep 22

Overall: Low

Tree: None

Grass: Low

Weed: None

Wind: 18 mph (may spread pollen)

Rain: 57% (may wash pollen out)

Humidity: 37%

Wed

Sep 23

Overall: Low

Tree: None

Grass: Low

Weed: None

Wind: 17 mph (may spread pollen)

Rain: 36%

Humidity: 41%

Tree Pollen in Tucson Today

Tree pollen in Tucson 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 Tucson Today

Grass pollen in Tucson is Low today, reaching 2.55 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 people

Species Breakdown

Grass pollen in Tucson →2.55 grains/m³

Weed Pollen in Tucson Today

Weed pollen in Tucson is Low today, reaching 1.69 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

Ragweed1.69 grains/m³

Mugwort0 grains/m³

Air Quality in Tucson 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

21 µg/m³

Elevated levels irritate airways and can worsen asthma symptoms.

Nitrogen Dioxide (NO2)Good

9 µg/m³

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

Sulfur Dioxide (SO2)Good

0.2 µg/m³

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

Carbon Monoxide (CO)Good

143 µg/m³

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

See the full Tucson air quality report →

Weather in Tucson Today

☀️

Weather

78°F

Clear

Humidity

23%

Wind

2 mph SE

Feels Like

74°F

Pressure

1011 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Pollen shifts week to week in Tucson. 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 Arizona →

Get free daily pollen alerts

Morning alerts for Tucson when pollen is high. One email a day, only when it matters.

Allergy Guides and Resources

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

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