New Hampshire, United States

Concord, NH Pollen Count Today

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

Today's pollen count in Concord

Today in Concord, New Hampshire, the forecasted pollen level is high with an allergy index of 4. The primary allergen is Cedar. 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 Concord. Actual exposure can vary by neighborhood, weather, and time outdoors.

Current level
High
Allergy index
4
Main allergen
Cedar

Pollen Level

High Risk
4

Pollen Index

Primary Allergen

Cedar

Limit outdoor exposure. Take allergy medication and monitor symptoms closely.

91°

Temp

60%

Humidity

4

Wind mph

Source: Includes pollen data from Google

Updated May 11, 2026 at 10:10 PM ET.

Check pollen in another city or ZIP code

5-Day Pollen Forecast

Best day this week

Fri - Very Low

Worst day this week

Tomorrow - Very High

Today
89°/63°
3
Moderate
Tree1
Grass3
Weed0
Tomorrow
95°/47°
5
Very High
Tree3
Grass2
Weed0
Thu
67°/52°
2
Low
Tree2
Grass3
Weed0
Fri
66°/57°
1
Very Low
Tree2
Grass2
Weed0
Sat
76°/58°
4
High
Tree1
Grass3
Weed0
None
Very Low
Low
Moderate
High
Very High

Allergen Breakdown

Cedar
High
Maple
Moderate
Birch
Moderate
Grass
Moderate
Oak
Low

Pollen & Allergy Guide for Concord, NH

Concord, New Hampshire 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 Concord?

Allergy season in Concord 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 Concord

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.

Concord 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 Concord

TriggerTypical seasonWhat to know
Tree pollenSpringOften drives early-season symptoms
Grass pollenLate spring to summerCan rise around lawns, parks, and open areas
Ragweed/weed pollenLate summer to fallMajor fall allergy trigger
Mold sporesVariesOften affected by moisture and decaying leaves

Frequently asked questions about pollen in Concord

What is the pollen count in Concord today?

Today in Concord, New Hampshire, the pollen level is high with an allergy index of 4. The main allergen to watch is Cedar.

When is allergy season in Concord, New Hampshire?

Allergy season in Concord, New Hampshire 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 Concord?

If you have seasonal allergies in Concord, 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 Concord, New Hampshire?

Concord 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.