Dr. Alice Chau
Seattle Children’s Hospital
Washington Pollen Count Today
Check today's pollen count by city in Washington. Explore local allergy forecasts, monitor common seasonal allergens, and use city-level trends to plan around high pollen days.
Allergy Ava organizes statewide and local pollen information so you can compare conditions, anticipate seasonal flare-ups, and find relevant allergy forecast pages faster.
Today's pollen count in Washington
Pollen levels in Washington can vary by city, weather, vegetation, and season. Choose a local forecast below to see the current allergy index, main allergen, and 5-day outlook for cities including Seattle, Spokane, Tacoma, Vancouver, Bellevue, Kent.
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Local allergy care
Allergists near Washington
Use today's pollen forecast alongside nearby allergy and immunology profiles when symptoms need clinical follow-up, testing, or long-term treatment planning.
Dr. Banipreet Kaur
Northwest Asthma & Allergy Center
Dr. Carrie Caruthers
Vancouver Clinic - Gateway One Allergy
Dr. Daniel Groth
Northwest Asthma & Allergy Center
Dr. David McGarry
Advanced Allergy
Dr. Jennifer Regan
Northwest Asthma & Allergy Center
Showing 6 of 32 published allergist profiles in this area.
About Pollen in Washington
Washington allergy sufferers can use this page to monitor pollen trends and find relevant city forecasts when available. Pollen levels vary by season, with tree pollen often peaking in spring, grass pollen becoming more active in late spring and summer, and weed pollen, especially ragweed, remaining a concern in late summer and fall.
Use Allergy Ava's city-level forecasts to plan outdoor activities, manage medication timing, and stay informed about the allergens most prevalent in your area. Our data is updated regularly to give you the most accurate picture of current conditions.
Nearby state pollen forecasts
Comparing nearby states can help you understand regional allergy shifts, seasonal pollen timing, and conditions that may affect travel or outdoor plans.
Washington pollen forecast from western to eastern regions
Washington allergy conditions can differ substantially between Seattle, Spokane, and other parts of the state because western and eastern Washington have different moisture patterns, vegetation, and seasonal timing. People searching for a Washington pollen forecast often want to compare coastal or Puget Sound conditions with drier inland areas.
Tree pollen is a common spring trigger in many Washington communities, followed by grass pollen and later seasonal weeds. Local rainfall, wind, and regional plant density can all influence how allergens spread, making city-level pollen tracking more useful than relying on a single statewide view.
Frequently asked questions about Washington pollen forecasts
Why does Seattle still have high pollen despite all the rain?
Rain usually lowers airborne pollen while it is falling, but western Washington’s moisture also supports abundant plant growth. When several dry or breezy days follow, trees and grasses can release accumulated pollen and counts may rise quickly.
How can Seattle and Spokane have opposite pollen conditions?
The Cascades separate the marine climate of western Washington from the drier inland climate around Spokane. The two regions warm at different rates and support different mixes of trees, grasses, and weeds, so their seasonal peaks do not always coincide.
Which trees begin Washington’s allergy season?
Alder and cedar or juniper are among the earlier pollen sources in western Washington. Maple, cottonwood, and birch follow as spring develops. Birch is found across the state and is one of the more abundant pollen types measured in Seattle.
Can wildfire smoke cause symptoms when pollen is low?
Yes. Wildfire smoke is an airway irritant rather than pollen, but it can cause coughing, eye irritation, congestion, or breathing difficulty and may aggravate asthma. During smoke events, check the air-quality forecast separately from the pollen index.