District of Columbia, United States

Washington, D.C., DC Pollen Count Today

View the current allergy index, primary allergen, tree, grass, and weed pollen levels, plus the 5-day pollen forecast for Washington, D.C..

Updated May 13, 2026 at 5:06 PM ET

Today's pollen count in Washington, D.C.

Today in Washington, D.C., District of Columbia, the forecasted pollen level is moderate with an allergy index of 3. The primary allergen is Grasses. Use the forecast below to see whether conditions are likely to rise, ease, or stay steady over the next few days.

AllergyAva shows forecasted pollen levels and allergy risk estimates for Washington, D.C.. Actual exposure can vary by neighborhood, weather, and time outdoors.

Current level: Moderate
Allergy index: 3
Main allergen: Grasses

Pollen Level

Moderate Risk

Pollen Index

Primary Allergen

Grasses

Consider taking antihistamines before heading outside. Keep windows closed.

72°

Temp

55%

Humidity

Wind mph

Source: Includes pollen data from Google

Updated May 13, 2026 at 5:06 PM ET.

Check pollen in another city or ZIP code

5-Day Pollen Forecast

Best day this week

Today - Moderate

Worst day this week

Fri - High

Today

84°/61°

Moderate

Tree2

Grass3

Weed0

Tomorrow

84°/61°

Moderate

Tree2

Grass3

Weed0

Fri

87°/63°

High

Tree2

Grass4

Weed0

Sat

84°/61°

Moderate

Tree2

Grass3

Weed0

Sun

84°/61°

Moderate

Tree2

Grass3

Weed0

None

Very Low

Low

Moderate

High

Very High

Allergen Breakdown

Grasses

Moderate

Oak

Low

Maple

Out of seasonVery Low

Birch

Out of seasonVery Low

Pine

Very Low

Pollen & Allergy Guide for Washington, D.C., DC

Washington, D.C., District of Columbia residents can experience significant pollen exposure throughout the year. Tree pollen typically peaks during spring months, while grass pollen dominates in summer. Fall brings elevated ragweed levels, which is one of the most common allergens in the region.

When Is Allergy Season in Washington, D.C.?

Allergy season in Washington, D.C. generally begins in early spring as trees start releasing pollen. The most intense period varies by allergen type. Monitoring daily pollen counts with Allergy Ava helps you plan ahead and manage symptoms proactively.

Tips for Managing Allergies in Washington, D.C.

Track your daily pollen exposure, consult with a local allergist for personalized treatment, and consider starting preventive medications 2-4 weeks before your peak allergy season. Indoor air quality management with HEPA filters can also make a significant difference.

Washington, D.C. allergy season calendar

Tree pollen

In season now

Spring

Often drives early-season symptoms

Grass pollen

In season now

Late spring to summer

Can rise around lawns, parks, and open areas

Ragweed/weed pollen

Late summer to fall

Major fall allergy trigger

Mold spores

Varies

Often affected by moisture and decaying leaves

Common pollen triggers around Washington, D.C.

Trigger	Typical season	What to know
Tree pollen	Spring	Often drives early-season symptoms
Grass pollen	Late spring to summer	Can rise around lawns, parks, and open areas
Ragweed/weed pollen	Late summer to fall	Major fall allergy trigger
Mold spores	Varies	Often affected by moisture and decaying leaves

Washington, D.C. pollen forecast in the Mid-Atlantic corridor

Washington, D.C. allergy conditions are shaped by Mid-Atlantic tree bloom cycles, dense urban tree cover, and seasonal grass and weed exposure across the capital region. People searching for a Washington, D.C. pollen forecast often want city-specific detail rather than broader DMV summaries.

Tree pollen, grasses, and weeds can all affect Washington, D.C. residents depending on the season. Daily local tracking helps users better understand how weather and urban conditions may change allergen exposure.

Frequently asked questions about pollen in Washington, D.C.

What is the pollen count in Washington, D.C. today?

Today in Washington, D.C., District of Columbia, the pollen level is moderate with an allergy index of 3. The main allergen to watch is Grasses.

When is allergy season in Washington, D.C., District of Columbia?

Allergy season in Washington, D.C., District of Columbia can vary by allergen and weather conditions. Tree pollen often rises in spring, grass pollen becomes more active in late spring and summer, and weed pollen can remain elevated later in the year depending on local climate and vegetation.

How often should I check the pollen forecast in Washington, D.C.?

If you have seasonal allergies in Washington, D.C., it is helpful to check the pollen forecast daily during peak allergy periods. Shifts in wind, rainfall, temperature, and humidity can all change local pollen exposure from one day to the next.

What pollen types affect people in Washington, D.C., District of Columbia?

Washington, D.C. residents may be affected by tree pollen, grass pollen, and weed pollen during different parts of the year. The strongest trigger depends on the season, nearby vegetation, and current weather conditions.