Michigan pollen and allergy seasons
July outlookHigh
Michigan has a spring tree season, grass in early summer, and a heavy ragweed season in the fall.
Twelve month pollen calendar
J
F
M
A
M
J
J
●
A
S
O
N
D
LowModerateHighVery high
Dominant species in July
Grass
Typical peak in July
early-July to late-July
Worst month of the year
September
Best month of the year
January
What is active in July
Grass
Cities in Michigan
| City | Today | Worst today | Typical in July |
|---|---|---|---|
| Pontiac | Very Highas of Jul 12 | Grass | High |
| Allen Park | Very Highas of Jul 12 | Grass | High |
| Petersburg | Very Highas of Jul 12 | Grass | High |
| Chesterfield | Very Highas of Jul 12 | Grass | High |
| White Lake | Very Highas of Jul 12 | Grass | High |
| Spring Lake | Noneas of Jul 12 | None | High |
| Metamora | Noneas of Jul 12 | None | High |
| Harbor Springs | Noneas of Jul 12 | None | High |
| Wolverine | Noneas of Jul 12 | None | High |
| Gaylord | Noneas of Jul 12 | None | High |
| Mackinac Island | Noneas of Jul 12 | None | High |
| Morley | Noneas of Jul 12 | None | High |
| Calumet | Noneas of Jul 12 | None | High |
| Rapid City | Noneas of Jul 12 | None | High |
| Gaines | Noneas of Jul 12 | None | High |
| Decatur | Noneas of Jul 12 | None | High |
| Frankfort | Noneas of Jul 12 | None | High |
| Saint Joseph | Noneas of Jul 12 | None | High |
| New Richmond | Noneas of Jul 12 | None | High |
| Detroit | No live reading | Not available | High |
| Grand Rapids | No live reading | Not available | High |
| Lansing | No live reading | Not available | High |
| Ann Arbor | No live reading | Not available | High |
| Flint | No live reading | Not available | High |
| Kalamazoo | No live reading | Not available | High |
| Muskegon | No live reading | Not available | High |
| South Lyon | No live reading | Not available | High |
| Warren | No live reading | Not available | High |
| Sterling Heights | No live reading | Not available | High |
| Saginaw | No live reading | Not available | High |
| Holland | No live reading | Not available | High |
| Dearborn | No live reading | Not available | High |
| Livonia | No live reading | Not available | High |
| Troy | No live reading | Not available | High |
| Port Huron | No live reading | Not available | High |
| Westland | No live reading | Not available | High |
| Farmington Hills | No live reading | Not available | High |
| Jackson | No live reading | Not available | High |
| Wyoming | No live reading | Not available | High |
| Rochester Hills | No live reading | Not available | High |
| Southfield | No live reading | Not available | High |
| Battle Creek | No live reading | Not available | High |
| Novi | No live reading | Not available | High |
| Bay City | No live reading | Not available | High |
| Taylor | No live reading | Not available | High |
| Dearborn Heights | No live reading | Not available | High |
| St. Clair Shores | No live reading | Not available | High |
| Royal Oak | No live reading | Not available | High |
| Kentwood | No live reading | Not available | High |
| Portage | No live reading | Not available | High |
| Roseville | No live reading | Not available | High |
| East Lansing | No live reading | Not available | High |
| Midland | No live reading | Not available | High |
| Lincoln Park | No live reading | Not available | High |
| Eastpointe | No live reading | Not available | High |
| Southgate | No live reading | Not available | High |
| Burton | No live reading | Not available | High |
| Oak Park | No live reading | Not available | High |
| Forest Hills | No live reading | Not available | High |
| Madison Heights | No live reading | Not available | High |
| Hamtramck | No live reading | Not available | High |
| Garden City | No live reading | Not available | High |
| Allendale | No live reading | Not available | High |
| Inkster | No live reading | Not available | High |
| Okemos | No live reading | Not available | High |
| Holt | No live reading | Not available | High |
| Walker | No live reading | Not available | High |
| Norton Shores | No live reading | Not available | High |
| Romulus | No live reading | Not available | High |
| Auburn Hills | No live reading | Not available | High |
| Wyandotte | No live reading | Not available | High |
| Waverly | No live reading | Not available | High |
| Birmingham | No live reading | Not available | High |
| Mount Pleasant | No live reading | Not available | High |
| Marquette | No live reading | Not available | High |
| Adrian | No live reading | Not available | High |
| Monroe | No live reading | Not available | High |
| Ypsilanti | No live reading | Not available | High |
| Cutlerville | No live reading | Not available | High |
| Ferndale | No live reading | Not available | High |
| Haslett | No live reading | Not available | High |
| Trenton | No live reading | Not available | High |
| Wayne | No live reading | Not available | High |
| Jenison | No live reading | Not available | High |
| Wixom | No live reading | Not available | High |
| Grosse Pointe Woods | No live reading | Not available | High |
| Grandville | No live reading | Not available | High |
| Mount Clemens | No live reading | Not available | High |
| Traverse City | No live reading | Not available | High |
| Northview | No live reading | Not available | High |
| Harper Woods | No live reading | Not available | High |
| Berkley | No live reading | Not available | High |
| Hazel Park | No live reading | Not available | High |
| Owosso | No live reading | Not available | High |
| Fraser | No live reading | Not available | High |
| Coldwater | No live reading | Not available | High |
| Sault Ste. Marie | No live reading | Not available | High |
| Ionia | No live reading | Not available | High |
| Rochester | No live reading | Not available | High |
| Woodhaven | No live reading | Not available | High |
| Melvindale | No live reading | Not available | High |
| Escanaba | No live reading | Not available | High |
| Riverview | No live reading | Not available | High |
| New Baltimore | No live reading | Not available | High |
| Fenton | No live reading | Not available | High |
| Niles | No live reading | Not available | High |
| Farmington | No live reading | Not available | High |
| Grosse Pointe Park | No live reading | Not available | High |
| East Grand Rapids | No live reading | Not available | High |
| Clawson | No live reading | Not available | High |
| Sturgis | No live reading | Not available | High |
| Wellston | No live reading | Not available | High |
| Iron River | No live reading | Not available | High |
| Quincy | No live reading | Not available | High |
| Macomb | No live reading | Not available | High |
| Laingsburg | No live reading | Not available | High |
| St. Clair | No live reading | Not available | High |
| Hudsonville | No live reading | Not available | High |
| Rockford | No live reading | Not available | High |
| Parma | No live reading | Not available | High |
| Saline | No live reading | Not available | High |
| Maybee | No live reading | Not available | High |
| Mason | No live reading | Not available | High |
| Grand Haven | No live reading | Not available | High |
| Houghton Lake | No live reading | Not available | High |
| Lowell | No live reading | Not available | High |
| Marshall | No live reading | Not available | High |
| Lawton | No live reading | Not available | High |
| Emmett | No live reading | Not available | High |
| Beulah | No live reading | Not available | High |
| Ada | No live reading | Not available | High |
| Hillsdale | No live reading | Not available | High |
| Powers | No live reading | Not available | High |
| Sawyer | No live reading | Not available | High |
| Gobles | No live reading | Not available | High |
| Athens | No live reading | Not available | High |
| Algonac | No live reading | Not available | High |
| Eagle | No live reading | Not available | High |
| Boyne City | No live reading | Not available | High |
| Middleville | No live reading | Not available | High |
| Baroda | No live reading | Not available | High |
| Concord | No live reading | Not available | High |
| Clare | No live reading | Not available | High |
| Alto | No live reading | Not available | High |
| Sault Sainte Marie | No live reading | Not available | High |
| Elmira | No live reading | Not available | High |
| Alma | No live reading | Not available | High |
| Saint Clair | No live reading | Not available | High |
| Stockbridge | No live reading | Not available | High |
| Perrinton | No live reading | Not available | High |
| Carleton | No live reading | Not available | High |
| Perry | No live reading | Not available | High |
| Belmont | No live reading | Not available | High |
| Lake Linden | No live reading | Not available | High |
| Oxford | No live reading | Not available | High |
| Negaunee | No live reading | Not available | High |
| Gwinn | No live reading | Not available | High |
| Freeland | No live reading | Not available | High |
| East Tawas | No live reading | Not available | High |
| Whitehall | No live reading | Not available | High |
| Hartland | No live reading | Not available | High |
| Otsego | No live reading | Not available | High |
| Paris | No live reading | Not available | High |
| West Monroe | No live reading | Not available | High |
| Manistee | No live reading | Not available | High |
| Petoskey | No live reading | Not available | High |
| Montague | No live reading | Not available | High |
| Three Rivers | No live reading | Not available | High |
| Whitmore Lake | No live reading | Not available | High |
| Mount Morris | No live reading | Not available | High |
| Saint Charles | No live reading | Not available | High |
| Mecosta | No live reading | Not available | High |
| Muir | No live reading | Not available | High |
| Sidnaw | No live reading | Not available | High |
| Harbert | No live reading | Not available | High |
| Shields | No live reading | Not available | High |
| Leonidas | No live reading | Not available | High |
| Lambertville | No live reading | Not available | High |
| Swartz Creek | No live reading | Not available | High |
| West Bloomfield | No live reading | Not available | High |
| Irons | No live reading | Not available | High |
| Saint Helen | No live reading | Not available | High |
| Hesperia | No live reading | Not available | High |
| Northport | No live reading | Not available | High |
| Oscoda | No live reading | Not available | High |
| Williamsburg | No live reading | Not available | High |
| Morenci | No live reading | Not available | High |
| Franklin | No live reading | Not available | High |
| Pinconning | No live reading | Not available | High |
| Flushing | No live reading | Not available | High |
| Avoca | No live reading | Not available | High |
| Allegan | No live reading | Not available | High |
| Sparta | No live reading | Not available | High |
| Redford | No live reading | Not available | High |
| Brighton | No live reading | Not available | High |
| Davison | No live reading | Not available | High |
| Tipton | No live reading | Not available | High |
| Shelby | No live reading | Not available | High |
| Bloomfield Hills | No live reading | Not available | High |
| Utica | No live reading | Not available | High |
| Alpena | No live reading | Not available | High |
| Mattawan | No live reading | Not available | High |
| Springer | No live reading | Not available | High |
| Plymouth | No live reading | Not available | High |
| Grosse Pointe | No live reading | Not available | High |
| Commerce Township | No live reading | Not available | High |
| Harrison Township | No live reading | Not available | High |
| Ewen | No live reading | Not available | High |
| Newaygo | No live reading | Not available | High |
| Milan | No live reading | Not available | High |
| Dexter | No live reading | Not available | High |
| Belleville | No live reading | Not available | High |
| Byron Center | No live reading | Not available | High |
| Caro | No live reading | Not available | High |
| Olivet | No live reading | Not available | High |
| Lapeer | No live reading | Not available | High |
| Temperance | No live reading | Not available | High |
| Ludington | No live reading | Not available | High |
| Columbus | No live reading | Not available | High |
| Berrien Center | No live reading | Not available | High |
| Clinton Township | No live reading | Not available | High |
| Clarkston | No live reading | Not available | High |
| Vicksburg | No live reading | Not available | High |
| Flat Rock | No live reading | Not available | High |
| Union City | No live reading | Not available | High |
| Dowagiac | No live reading | Not available | High |
| Frankenmuth | No live reading | Not available | High |
| Zeeland | No live reading | Not available | High |
| Essexville | No live reading | Not available | High |
| Houghton | No live reading | Not available | High |
| Walled Lake | No live reading | Not available | High |
| Highland | No live reading | Not available | High |
| Pinckney | No live reading | Not available | High |
| Caledonia | No live reading | Not available | High |
| Canton | No live reading | Not available | High |
| Holly | No live reading | Not available | High |
| Northville | No live reading | Not available | High |
| Tecumseh | No live reading | Not available | High |
| Galien | No live reading | Not available | High |
| Waterford | No live reading | Not available | High |
| Saint Clair Shores | No live reading | Not available | High |
| Lake Orion | No live reading | Not available | High |
| Chelsea | No live reading | Not available | High |
| Saint Johns | No live reading | Not available | High |
| Amasa | No live reading | Not available | High |
| Milford | No live reading | Not available | High |
| Cedar Springs | No live reading | Not available | High |
| Eaton Rapids | No live reading | Not available | High |
| Howell | No live reading | Not available | High |
| Fort Gratiot | No live reading | Not available | High |
| Grand Blanc | No live reading | Not available | High |
| Ironwood | No live reading | Not available | High |
| Eau Claire | No live reading | Not available | High |
| Washington | No live reading | Not available | High |
| Homer | No live reading | Not available | High |
| Lewiston | No live reading | Not available | High |
| Galesburg | No live reading | Not available | High |
| Linden | No live reading | Not available | High |
| Mio | No live reading | Not available | High |
| Suttons Bay | No live reading | Not available | High |
| Berrien Springs | No live reading | Not available | High |
| West Olive | No live reading | Not available | High |
| Oakley | No live reading | Not available | High |
| Scottville | No live reading | Not available | High |
| Newport | No live reading | Not available | High |
| Cadillac | No live reading | Not available | High |
| Cassopolis | No live reading | Not available | High |
| Evart | No live reading | Not available | High |
| Bloomingdale | No live reading | Not available | High |
| Portland | No live reading | Not available | High |
Today and worst today come from live readings where available. Typical shows the usual level for this month from the seasonal profile.
The Michigan allergy season
Allergy levels in Michigan peak in September, when ragweed pollen runs highest. The season moves through tree pollen around April, grass in June, weed pollen such as ragweed in September. Levels start to climb around April. The lowest pollen levels of the year arrive in January.
Common questions
When does allergy season start in Michigan?
Pollen levels in Michigan usually begin climbing in April and reach their highest point in September.
What is the worst month for allergies in Michigan?
September is typically the worst month in Michigan, driven by ragweed pollen.
When does ragweed season end in Michigan?
Ragweed pollen in Michigan usually fades by the end of October, after the first hard frost in colder areas.
When is the best time for allergies in Michigan?
January usually brings the lowest pollen levels of the year in Michigan.