Ohio, United States

Columbus, OH Pollen Count Today

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

Updated May 13, 2026 at 4:04 PM ET

Today's pollen count in Columbus

Today in Columbus, Ohio, 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 Columbus. 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 4:04 PM ET.

Check pollen in another city or ZIP code

5-Day Pollen Forecast

Best day this week

Sat - Very Low

Worst day this week

Sun - Moderate

Today

84°/61°

Moderate

Tree1

Grass3

Weed0

Tomorrow

84°/61°

Moderate

Tree1

Grass3

Weed0

Fri

84°/61°

Moderate

Tree1

Grass3

Weed0

Sat

78°/57°

Very Low

Tree1

Grass1

Weed0

Sun

84°/61°

Moderate

Tree1

Grass3

Weed0

None

Very Low

Low

Moderate

High

Very High

Allergen Breakdown

Grasses

Moderate

Maple

Out of seasonVery Low

Ash

Out of seasonVery Low

Pine

Very Low

Oak

Very Low

Pollen & Allergy Guide for Columbus, OH

Columbus, Ohio 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 Columbus?

Allergy season in Columbus 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 Columbus

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.

Columbus 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 Columbus

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

Columbus, Ohio pollen count and allergy outlook

Columbus pollen conditions can shift with central Ohio weather, suburban tree cover, grasses, and late-season weeds. Searchers looking for a Columbus, Ohio pollen count often want a current local read before commuting or spending extended time outdoors.

Tree pollen often drives spring symptoms, while grasses and ragweed can matter later in the year. A city-level forecast helps residents track the current allergy index and primary allergen more clearly.

Frequently asked questions about pollen in Columbus

What is the pollen count in Columbus today?

Today in Columbus, Ohio, the pollen level is moderate with an allergy index of 3. The main allergen to watch is Grasses.

When is allergy season in Columbus, Ohio?

Allergy season in Columbus, Ohio 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 Columbus?

If you have seasonal allergies in Columbus, 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 Columbus, Ohio?

Columbus 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.