Idaho, United States

Twin Falls, ID Pollen Count Today

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

Updated June 19, 2026 at 11:17 AM ET

Today's pollen count in Twin Falls

Today in Twin Falls, Idaho, 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 Twin Falls. 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 June 19, 2026 at 11:17 AM ET.

Check pollen in another city or ZIP code

5-Day Pollen Forecast

Best day this week

Today - Moderate

Worst day this week

Tue - Moderate

Today

84°/61°

Moderate

Tree0

Grass3

Weed0

Tomorrow

84°/61°

Moderate

Tree0

Grass3

Weed0

Sun

84°/61°

Moderate

Tree0

Grass3

Weed0

Mon

84°/61°

Moderate

Tree0

Grass3

Weed0

Tue

84°/61°

Moderate

Tree0

Grass3

Weed0

None

Very Low

Low

Moderate

High

Very High

Allergen Breakdown

Grasses

Moderate

Pollen & Allergy Guide for Twin Falls, ID

Twin Falls, Idaho 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 Twin Falls?

Allergy season in Twin Falls 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 Twin Falls

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.

Twin Falls allergy season calendar

Tree pollen

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 Twin Falls

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

Twin Falls pollen forecast in southern Idaho

Twin Falls allergy conditions are influenced by dry canyon-country weather, wind, and seasonal tree, grass, and weed pollen common across southern Idaho. Searchers looking for a Twin Falls pollen forecast often want city-specific guidance during active spring and summer periods.

Because local weather can shift quickly, daily pollen tracking helps Twin Falls residents better understand short-term changes in allergen exposure.

Frequently asked questions about pollen in Twin Falls

What is the pollen count in Twin Falls today?

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

When is allergy season in Twin Falls, Idaho?

Allergy season in Twin Falls, Idaho 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 Twin Falls?

If you have seasonal allergies in Twin Falls, 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 Twin Falls, Idaho?

Twin Falls 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.