What is the pollen count in Las Vegas today?

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

What does a Moderate pollen count mean in Las Vegas?

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 Las Vegas right now?

The primary allergy triggers in Las Vegas today are Weed (Mugwort and Ragweed). 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 Las Vegas?

With Moderate pollen in Las Vegas, 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 Las Vegas?

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

Las Vegas, NV Pollen Count Today

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

Live pollen forecast and air quality for Las Vegas, Nevada

📍 Las Vegas, NVToday · Aug 29

6/10

Breathability™ Score

Good day overall with a few allergy-aware adjustments.

🌳Tree Pollen

None

🌱Grass Pollen

Low

🌿Weed Pollen

Moderate

mypollenpal.comAdd to your site →

Today's Pollen Levels in Las Vegas

Weed pollen is slightly elevated at Moderate levels in Las Vegas. 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 None, led by Alder and Birch
Grass pollen is Low, led by Grass
Weed pollen is Moderate, led by Mugwort and Ragweed
Air quality is Good today

How Today's Pollen May Affect You

Mild allergy sufferers

You may notice mild irritation at peak times. Weed 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

Aug 29

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 20 mph (may spread pollen)

Rain: 5%

Humidity: 22%

Sun

Aug 30

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 20 mph (may spread pollen)

Rain: 1%

Humidity: 22%

Mon

Aug 31

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 19 mph (may spread pollen)

Rain: 0%

Humidity: 17%

Tue

Sep 1

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 19 mph (may spread pollen)

Rain: 0%

Humidity: 17%

Wed

Sep 2

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 20 mph (may spread pollen)

Rain: 0%

Humidity: 22%

Tree Pollen in Las Vegas Today

Tree pollen in Las Vegas 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 Las Vegas Today

Grass pollen in Las Vegas is Low today, reaching 14 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 Las Vegas →14 grains/m³

Weed Pollen in Las Vegas Today

Weed pollen in Las Vegas is Moderate today, reaching 37.51 grains/m³. Mugwort and Ragweed 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

Mugwort37.51 grains/m³

Ragweed6.09 grains/m³

Air Quality in Las Vegas Today

🌬️

Air Quality

Good

Air Pollutant Breakdown

PM2.5Good

8 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

11 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

47 µg/m³

Elevated levels irritate airways and can worsen asthma symptoms.

Nitrogen Dioxide (NO2)Good

9.9 µg/m³

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

Sulfur Dioxide (SO2)Good

0.5 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 Las Vegas air quality report →

Weather in Las Vegas Today

🌤️

Weather

89°F

Overcast

Humidity

28%

Wind

3 mph E

Feels Like

89°F

Pressure

1010 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Pollen shifts week to week in Las Vegas. 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 Nevada →

Get free daily pollen alerts

Morning alerts for Las Vegas 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.

Browse all guides →

Related Cities in Nevada

Looking for more places? Browse popular cities or return to the Nevada page.

Las Vegas pollen by allergen

Grass pollen Juniper pollen Mulberry pollen Olive pollen