
Dr. David Coleman
Henry Ford Health
Check today's pollen count by city in Michigan. Explore local allergy forecasts, monitor common seasonal allergens, and use city-level trends to plan around high pollen days.
Allergy Ava organizes statewide and local pollen information so you can compare conditions, anticipate seasonal flare-ups, and find relevant allergy forecast pages faster.
Pollen levels in Michigan can vary by city, weather, vegetation, and season. Choose a local forecast below to see the current allergy index, main allergen, and 5-day outlook for cities including Detroit, Grand Rapids, Ann Arbor.
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Local allergy care
Use today's pollen forecast alongside nearby allergy and immunology profiles when symptoms need clinical follow-up, testing, or long-term treatment planning.

Henry Ford Health

University of Michigan Health

Henry Ford Health

Henry Ford Health

Corewell Health William Beaumont University Hospital Pediatric Allergy & Immunology

University of Michigan Health
Showing 6 of 58 published allergist profiles in this area.
Michigan allergy sufferers can use this page to monitor pollen trends and find relevant city forecasts when available. Pollen levels vary by season, with tree pollen often peaking in spring, grass pollen becoming more active in late spring and summer, and weed pollen, especially ragweed, remaining a concern in late summer and fall.
Use Allergy Ava's city-level forecasts to plan outdoor activities, manage medication timing, and stay informed about the allergens most prevalent in your area. Our data is updated regularly to give you the most accurate picture of current conditions.
Comparing nearby states can help you understand regional allergy shifts, seasonal pollen timing, and conditions that may affect travel or outdoor plans.
Michigan allergy conditions can shift between Detroit, Grand Rapids, and other parts of the state because lake influence, tree density, and urban versus suburban land patterns all affect pollen exposure. People searching for a Michigan pollen forecast often want to compare conditions across lower Michigan rather than rely on one general reading.
Spring tree pollen is commonly followed by grass pollen in warmer months and weed pollen later in the season. Wind patterns, rainfall, and proximity to the Great Lakes can all change daily pollen behavior in Michigan, which makes local forecast pages especially useful.
Cold lake water can keep shoreline areas cooler during spring and delay local plant development compared with warmer inland locations. Lake breezes also change wind direction and can redistribute pollen, but their effect weakens with distance from the shoreline.
Maple, oak, birch, poplar, cottonwood, and ash can all contribute to Michigan’s spring pollen season. Their timing varies because southern and inland locations often warm earlier than northern Michigan and areas close to the Great Lakes.
Ragweed generally becomes important in August and is often strongest from late August through September. Pollen may remain present into October until a hard frost ends the season.
The cities experience different temperatures, rainfall, wind directions, and nearby vegetation. West Michigan can receive cooler lake-influenced air, while southeast Michigan may follow a different storm track or warmup pattern. These differences affect both pollen release and transport.
Today's statewide signal
Michigan pollen conditions are shaped by Great Lakes weather, uneven spring warmups, hardwood trees, lawns, and late-season ragweed. Compare Detroit, Ann Arbor, and Grand Rapids to see how today’s pollen index, dominant allergen, temperature, wind, humidity, and weather conditions differ by city.
Data updates regularly to reflect current conditions across Michigan cities.
Highest city index now
Ann Arbor
Elm · Moderate
3
Live city comparison
Sort Michigan cities by pollen index, temperature, or trend. Select a city for its full local forecast.
| Main allergen | Weather context | ||||
|---|---|---|---|---|---|
| Ann Arbor | 3Moderate | Elm | Stable Tomorrow looks similar, near moderate conditions. | 78°F | Humid Humid air may keep elm and outdoor mold irritation active. |
| Grand Rapids | 2Low | Elm | Rising Forecast moves toward moderate conditions tomorrow. | 78°F | Partly sunny Watch elm levels and limit long outdoor exposure during peak hours. |
| Detroit | 1Very Low | Elm | Stable Tomorrow looks similar, near very low conditions. | 78°F | Partly sunny Outdoor pollen exposure looks limited for most people today. |
Elm is the main allergen
Pollen index
3
Trend
Stable
Humid air may keep elm and outdoor mold irritation active.
Elm is the main allergen
Pollen index
2
Trend
Rising
Watch elm levels and limit long outdoor exposure during peak hours.
Elm is the main allergen
Pollen index
1
Trend
Stable
Outdoor pollen exposure looks limited for most people today.
Regional allergy forecast
Municipal trees, parks, mature suburban canopy, and extensive lawns contribute to seasonal exposure around Detroit and Ann Arbor. Maple and oak pollen lead the spring season before grasses and and ragweed become more important.
Grand Rapids combines urban and suburban vegetation with changeable West Michigan weather. Lake-influenced air can moderate spring temperatures, although the strongest cooling occurs closer to the Lake Michigan shoreline.
State-specific pollen calendar
Late March to May
Maple, oak, birch, poplar, and other wind-pollinated trees drive the spring season. Southern Michigan usually warms earlier than northern and shoreline areas.
May to July
Grass pollen rises across lawns, parks, roadsides, and open land during late spring and early summer.
August to first hard frost
Common and giant ragweed are important late-season sources. Warm, dry, and windy conditions can increase airborne pollen.
December to February
Outdoor pollen is generally lowest during winter, although dust mites, pet dander, and indoor mold can remain active throughout the heating season.
Weather-pollen correlation
Wind can disperse pollen, rain can temporarily wash particles down, and humidity can increase mold irritation. The city table combines pollen and weather signals so users can compare outdoor risk without opening every city page.