What is the pollen count in Denver today?

Today's pollen levels in Denver: Tree pollen is None, Grass pollen is None, Weed pollen is None. Tree pollen is the dominant type right now, driven by Alder and Birch.

What will the pollen count be tomorrow in Denver?

Pollen in Denver is forecast to reach None tomorrow. Tree 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 are the main allergy triggers in Denver right now?

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

What should allergy sufferers do when pollen is None in Denver?

Pollen levels are low in Denver 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 Denver?

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

Denver, CO Pollen Count Today

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

Live pollen forecast and air quality for Denver, Colorado

📍 Denver, COToday · Oct 15

10/10

Breathability™ Score

Excellent breathing conditions for most plans today.

🌳Tree Pollen

None

🌱Grass Pollen

None

🌿Weed Pollen

None

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How Today's Pollen May Affect You

Mild allergy sufferers

Most plans can stay the same today. Pollen is generally low 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 Denver holds at None every day through Sunday.

Today

Oct 14

Overall: None

Tree: None

Grass: None

Weed: None

Wind: 10 mph

Rain: 68% (may wash pollen out)

Humidity: 64%

Thu

Oct 15

Overall: None

Tree: None

Grass: None

Weed: None

Wind: 20 mph (may spread pollen)

Rain: 57% (may wash pollen out)

Humidity: 54%

Fri

Oct 16

Overall: None

Tree: None

Grass: None

Weed: None

Wind: 7 mph

Rain: 1%

Humidity: 31%

Sat

Oct 17

Overall: None

Tree: None

Grass: None

Weed: None

Wind: 5 mph

Rain: 0%

Humidity: 19%

Sun

Oct 18

Overall: None

Tree: None

Grass: None

Weed: None

Wind: 12 mph

Rain: 8%

Humidity: 21%

Winds could reach 20 mph Thursday. Gusts carry pollen miles from the plant that released it, so a windy day can feel worse than the count suggests.

Tree Pollen in Denver Today

Tree pollen in Denver 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 Denver Today

Grass pollen in Denver 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

Grass pollen in Denver →0 grains/m³

Weed Pollen in Denver Today

Weed pollen in Denver 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

Ragweed pollen in Denver →0 grains/m³

Mugwort0 grains/m³

Air Quality in Denver 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

3 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

32 µg/m³

Elevated levels irritate airways and can worsen asthma symptoms.

Nitrogen Dioxide (NO2)Good

9.6 µg/m³

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

Sulfur Dioxide (SO2)Good

0.3 µg/m³

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

Carbon Monoxide (CO)Good

144 µg/m³

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

See the full Denver air quality report →

Weather in Denver Today

🌧️

Weather

50°F

Patchy rain nearby

Humidity

65%

Wind

7 mph N

Feels Like

46°F

Pressure

1014 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Pollen shifts week to week in Denver. 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 Colorado →

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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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Related Cities in Colorado

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Denver pollen by allergen

Ragweed pollen Grass pollen Sagebrush pollen Cottonwood pollen Juniper pollen