Grayslake, IL Pollen Count Today

Live pollen forecast and air quality for Grayslake, Illinois

šŸ“ Grayslake, ILToday Ā· Oct 15
8/10
Breathabilityā„¢ Score
Excellent breathing conditions for most plans today.
šŸŒ³Tree Pollen
None
šŸŒ±Grass Pollen
None
šŸŒæWeed Pollen
Low
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Today's Pollen Levels in Grayslake

Weed pollen is slightly elevated at Low levels in Grayslake. Overall conditions are manageable for most people. With a Breathabilityā„¢ Score of 8, breathing conditions look good for most people.

How Today's Pollen May Affect You

Mild allergy sufferers
Most plans can stay the same today. Weed pollen is elevated and air quality is Good, so a quick rinse after time outside may help.
Moderate allergy sufferers
Conditions look manageable with routine precautions. Keep windows closed during peak pollen periods and shower after outdoor time.
Severe allergy sufferers
Even on a better day, keep your usual high-protection routine and avoid long exposure when pollen spikes.

5-Day Pollen Forecast

Pollen in Grayslake climbs to Moderate tomorrow and stays there through Monday.

Today
Oct 15
Overall: Low
Tree: None
Grass: None
Weed: Low
Wind: 13 mph
Rain: 91% (may wash pollen out)
Humidity: 88%
Fri
Oct 16
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 17 mph (may spread pollen)
Rain: 47%
Humidity: 77%
Sat
Oct 17
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 12 mph
Rain: 4%
Humidity: 63%
Sun
Oct 18
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 15 mph (may spread pollen)
Rain: 2%
Humidity: 51%
Mon
Oct 19
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 11 mph
Rain: 10%
Humidity: 53%

Tree Pollen in Grayslake Today

Tree pollen in Grayslake 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 Grayslake Today

Grass pollen in Grayslake 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 Grayslake Today

Weed pollen in Grayslake is Low today, reaching 2.25 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

Ragweed2.25 grains/mĀ³
Mugwort0 grains/mĀ³

Air Quality in Grayslake Today

šŸŒ¬ļø
Air Quality
Good
Good

Air Pollutant Breakdown

PM2.5Good
1 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
1 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
67 Āµg/mĀ³
Elevated levels irritate airways and can worsen asthma symptoms.
Nitrogen Dioxide (NO2)Good
4.1 Āµg/mĀ³
A respiratory irritant from vehicle exhaust that can trigger inflammation in sensitive airways.
Sulfur Dioxide (SO2)Good
0.5 Āµg/mĀ³
Even brief exposure can tighten airways, especially for people with asthma.
Carbon Monoxide (CO)Good
128 Āµg/mĀ³
High levels reduce oxygen delivery in the body, compounding breathing difficulty on high-pollen days.
See the full Grayslake air quality report ā†’

Weather in Grayslake Today

šŸŒ¤ļø
Weather
58Ā°F
Overcast
Humidity
75%
Wind
9 mph ENE
Feels Like
53Ā°F
Pressure
1021 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Pollen shifts week to week in Grayslake. 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

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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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