Wilmington, IL Pollen Count Today

Live pollen forecast and air quality for Wilmington, Illinois

šŸ“ Wilmington, 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
mypollenpal.comAdd to your site ā†’

Today's Pollen Levels in Wilmington

Weed pollen is slightly elevated at Low levels in Wilmington. 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 Wilmington peaks Saturday at Moderate, driven by weed pollen.

Today
Oct 15
Overall: Low
Tree: None
Grass: None
Weed: Low
Wind: 17 mph (may spread pollen)
Rain: 85% (may wash pollen out)
Humidity: 81%
Fri
Oct 16
Overall: Low
Tree: None
Grass: None
Weed: Low
Wind: 20 mph (may spread pollen)
Rain: 46%
Humidity: 75%
Sat
Oct 17
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 15 mph (may spread pollen)
Rain: 4%
Humidity: 63%
Sun
Oct 18
Overall: Moderate
Tree: None
Grass: None
Weed: Moderate
Wind: 14 mph
Rain: 1%
Humidity: 46%
Mon
Oct 19
Overall: Low
Tree: None
Grass: None
Weed: Low
Wind: 11 mph
Rain: 8%
Humidity: 49%

Winds could reach 20 mph Friday. Gusts carry pollen miles from the plant that released it, so a windy day can feel worse than the count suggests.

Tree Pollen in Wilmington Today

Tree pollen in Wilmington 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 Wilmington Today

Grass pollen in Wilmington 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 Wilmington Today

Weed pollen in Wilmington is Low today, reaching 2.94 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

Ragweed2.94 grains/mĀ³
Mugwort0 grains/mĀ³

Air Quality in Wilmington Today

šŸŒ¬ļø
Air Quality
Good
Good

Air Pollutant Breakdown

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

Weather in Wilmington Today

šŸŒ¤ļø
Weather
59Ā°F
Overcast
Humidity
71%
Wind
9 mph E
Feels Like
54Ā°F
Pressure
1019 mb

Frequently Asked Questions

When pollen keeps winning, see an allergist

Pollen shifts week to week in Wilmington. 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 Wilmington when pollen is high. One email a day, only when it matters.

Sign up free ā†’

Allergy Guides and Resources

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

Browse all guides ā†’

Related Cities in Illinois

Looking for more places? Browse popular cities or return to the Illinois page.