Chicago Heights, IL Pollen Count Today

Live pollen forecast and air quality for Chicago Heights, Illinois

šŸ“ Chicago Heights, ILToday Ā· Oct 10
6/10
Breathabilityā„¢ Score
Good day overall with a few allergy-aware adjustments.
šŸŒ³Tree Pollen
None
šŸŒ±Grass Pollen
None
šŸŒæWeed Pollen
High
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Today's Pollen Levels in Chicago Heights

Weed pollen is the dominant contributor today in Chicago Heights, with levels reaching High. Other pollen types are not a significant factor right now. With a Breathabilityā„¢ Score of 6, conditions are mixed and may vary through the day.

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How Today's Pollen May Affect You

Mild allergy sufferers
You may notice mild irritation at peak times. Weed pollen is elevated; consider shorter midday exposure and keep water handy.
Moderate allergy sufferers
Plan around peak pollen windows. Try errands early or later, and consider a mask in high-traffic outdoor areas.
Severe allergy sufferers
Use high-protection habits today: shorter trips, cleaner indoor air, and reduced exposure during peak pollen hours.

5-Day Pollen Forecast

Pollen in Chicago Heights holds at Moderate every day through Wednesday.

Today
Oct 10
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 13 mph
Rain: 7%
Humidity: 48%
Sun
Oct 11
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 9 mph
Rain: 8%
Humidity: 67%
Mon
Oct 12
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 15 mph (may spread pollen)
Rain: 18%
Humidity: 58%
Tue
Oct 13
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 14 mph
Rain: 17%
Humidity: 67%
Wed
Oct 14
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 13 mph
Rain: 14%
Humidity: 71%

Tree Pollen in Chicago Heights Today

Tree pollen in Chicago Heights is None today. Tree pollen season typically runs from early spring through late May, peaking when deciduous trees release their pollen. On low days like today, outdoor activities are generally comfortable for most allergy sufferers.

Species Breakdown

Alder0 grains/mĀ³
Birch0 grains/mĀ³
Hazel0 grains/mĀ³
Oak0 grains/mĀ³

Grass Pollen in Chicago Heights Today

Grass pollen in Chicago Heights is None today. Grass pollen season typically peaks from late spring through summer (May through August in most regions). On low-count days, grass allergy sufferers can generally spend time outdoors without significant symptoms.

Species Breakdown

Grass0 grains/mĀ³

Weed Pollen in Chicago Heights Today

Weed pollen in Chicago Heights is High today, reaching 99.91 grains/mĀ³. Ragweed and Mugwort are the primary driver. Ragweed is the most common allergen in this category, and elevated levels can trigger persistent symptoms even in people who are only mildly sensitive.

Common Symptoms

  • Persistent sneezing
  • Runny nose
  • Itchy eyes and throat
  • Nasal congestion
  • Fatigue from prolonged exposure

Species Breakdown

Ragweed99.91 grains/mĀ³
Mugwort0 grains/mĀ³

Air Quality in Chicago Heights Today

šŸŒ¬ļø
Air Quality
Good
Good

Air Pollutant Breakdown

PM2.5Good
10 Āµg/mĀ³
Tiny particles smaller than 2.5 micrometers that can reach deep into your lungs and bloodstream. High levels can affect breathing and heart health.
PM10Good
10 Āµg/mĀ³
Larger particles up to 10 micrometers, like dust or pollen. They can irritate your airways and worsen allergies or asthma.
Ozone (O3)Good
70 Āµg/mĀ³
Elevated levels irritate airways and can worsen asthma symptoms.
Nitrogen Dioxide (NO2)Good
14.6 Āµg/mĀ³
A respiratory irritant from vehicle exhaust that can trigger inflammation in sensitive airways.
Sulfur Dioxide (SO2)Good
5.7 Āµg/mĀ³
Even brief exposure can tighten airways, especially for people with asthma.
Carbon Monoxide (CO)Good
190 Āµg/mĀ³
High levels reduce oxygen delivery in the body, compounding breathing difficulty on high-pollen days.
See the full Chicago Heights air quality report ā†’

Weather in Chicago Heights Today

šŸŒ¤ļø
Weather
76Ā°F
Overcast
Humidity
39%
Wind
11 mph SSE
Feels Like
69Ā°F
Pressure
1017 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Weed pollen is running High in Chicago Heights today. If cetirizine (Zyrtec) or a steroid nasal spray stopped holding your symptoms down, or they drag on for months at a time, a board-certified allergist can test exactly what you react to and treat the cause instead of the symptom.

See 5 board-certified allergists in Illinois ā†’

Get free daily pollen alerts

Morning alerts for Chicago Heights when pollen is high. One email a day, only when it matters.

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Allergy Guides and Resources

Seasonal pollen guides, daily city rankings, and practical tips for managing your allergies.

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