Kentucky pollen and allergy seasons
August outlookHigh
Kentucky has a spring tree season and a heavy ragweed season, with Louisville often ranking among the harder cities for allergies.
Twelve month pollen calendar
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LowModerateHighVery high
Dominant species in August
Ragweed
Typical peak in August
mid-August to late-August
Worst month of the year
September
Best month of the year
January
What is active in August
Ragweed
Cities in Kentucky
| City | Today | Worst today | Typical in August |
|---|---|---|---|
| Louisville | Lowas of Aug 8 | Mugwort | High |
| Elizabethtown | Lowas of Aug 8 | Mugwort | High |
| Hopkinsville | Lowas of Aug 8 | Mugwort | High |
| Jeffersontown | Lowas of Aug 8 | Mugwort | High |
| Radcliff | Lowas of Aug 8 | Mugwort | High |
| Erlanger | Lowas of Aug 8 | Grass | High |
| Mount Washington | Lowas of Aug 8 | Mugwort | High |
| Shelbyville | Lowas of Aug 8 | Mugwort | High |
| Fort Thomas | Lowas of Aug 8 | Grass | High |
| Newport | Lowas of Aug 8 | Grass | High |
| Bardstown | Lowas of Aug 8 | Mugwort | High |
| Walton | Lowas of Aug 8 | Grass | High |
| Verona | Lowas of Aug 8 | Grass | High |
| Fisherville | Lowas of Aug 8 | Mugwort | High |
| Van Buren | Lowas of Aug 8 | Mugwort | High |
| Hebron | Lowas of Aug 8 | Grass | High |
| Trenton | Lowas of Aug 8 | Mugwort | High |
| Mount Eden | Lowas of Aug 8 | Mugwort | High |
| California | Lowas of Aug 8 | Grass | High |
| Waddy | Lowas of Aug 8 | Mugwort | High |
| Loretto | Lowas of Aug 8 | Mugwort | High |
| Cliftons | Lowas of Aug 8 | Mugwort | High |
| Vine Grove | Lowas of Aug 8 | Mugwort | High |
| Mackville | Lowas of Aug 8 | Mugwort | High |
| Brandenburg | Lowas of Aug 8 | Mugwort | High |
| Hills And Dales | Lowas of Aug 8 | Mugwort | High |
| Cecilia | Lowas of Aug 8 | Mugwort | High |
| Latonia | Lowas of Aug 8 | Grass | High |
| Battletown | Lowas of Aug 8 | Mugwort | High |
| Crestwood | Lowas of Aug 8 | Mugwort | High |
| Fort Mitchell | Lowas of Aug 8 | Grass | High |
| Prospect | Lowas of Aug 8 | Mugwort | High |
| Springfield | Lowas of Aug 8 | Mugwort | High |
| Edgewood | Lowas of Aug 8 | Grass | High |
| Fredericktown | Lowas of Aug 8 | Mugwort | High |
| Lexington | Noneas of Aug 8 | None | High |
| Owensboro | Noneas of Aug 8 | None | High |
| Georgetown | Noneas of Aug 8 | None | High |
| Richmond | Noneas of Aug 8 | None | High |
| Frankfort | Noneas of Aug 8 | None | High |
| Henderson | Noneas of Aug 8 | None | High |
| Paducah | Noneas of Aug 8 | None | High |
| Ashland | Noneas of Aug 8 | None | High |
| Madisonville | Noneas of Aug 8 | None | High |
| Winchester | Noneas of Aug 8 | None | High |
| Danville | Noneas of Aug 8 | None | High |
| Berea | Noneas of Aug 8 | None | High |
| Glasgow | Noneas of Aug 8 | None | High |
| Somerset | Noneas of Aug 8 | None | High |
| Lawrenceburg | Noneas of Aug 8 | None | High |
| Greensburg | Noneas of Aug 8 | None | High |
| Lebanon | Noneas of Aug 8 | None | High |
| Jeffersonville | Noneas of Aug 8 | None | High |
| Dry Ridge | Noneas of Aug 8 | None | High |
| Canmer | Noneas of Aug 8 | None | High |
| Paris | Noneas of Aug 8 | None | High |
| Pikeville | Noneas of Aug 8 | None | High |
| Beattyville | Noneas of Aug 8 | None | High |
| Grayson | Noneas of Aug 8 | None | High |
| Irvine | Noneas of Aug 8 | None | High |
| London | Noneas of Aug 8 | None | High |
| Cynthiana | Noneas of Aug 8 | None | High |
| South Williamson | Noneas of Aug 8 | None | High |
| Gays Creek | Noneas of Aug 8 | None | High |
| Corbin | Noneas of Aug 8 | None | High |
| Almo | Noneas of Aug 8 | None | High |
| Garrison | Noneas of Aug 8 | None | High |
| Martin | Noneas of Aug 8 | None | High |
| Owingsville | Noneas of Aug 8 | None | High |
| Albany | Noneas of Aug 8 | None | High |
| Versailles | Noneas of Aug 8 | None | High |
| Lexington-Fayette | Noneas of Aug 8 | None | High |
| Wilmore | Noneas of Aug 8 | None | High |
| Jackson | Noneas of Aug 8 | None | High |
| Olive Hill | Noneas of Aug 8 | None | High |
| Whitesburg | Noneas of Aug 8 | None | High |
| Hustonville | Noneas of Aug 8 | None | High |
| Salyersville | Noneas of Aug 8 | None | High |
| Tompkinsville | Noneas of Aug 8 | None | High |
| West Liberty | Noneas of Aug 8 | None | High |
| Russell | Noneas of Aug 8 | None | High |
| Adolphus | Noneas of Aug 8 | None | High |
| Mammoth Cave | Noneas of Aug 8 | None | High |
| Campton | Noneas of Aug 8 | None | High |
| Philpot | Noneas of Aug 8 | None | High |
| Mckee | Noneas of Aug 8 | None | High |
| Bowling Green | No live reading | Not available | High |
| Covington | No live reading | Not available | High |
| Florence | No live reading | Not available | High |
| Nicholasville | No live reading | Not available | High |
| Independence | No live reading | Not available | High |
| Burlington | No live reading | Not available | High |
| Murray | No live reading | Not available | High |
| St. Matthews | No live reading | Not available | High |
| Shively | No live reading | Not available | High |
| Shepherdsville | No live reading | Not available | High |
| Campbellsville | No live reading | Not available | High |
| Fort Campbell North | No live reading | Not available | High |
| Bedford | No live reading | Not available | High |
| Sebree | No live reading | Not available | High |
| Fern Creek | No live reading | Not available | High |
| Franklin | No live reading | Not available | High |
| Bellevue | No live reading | Not available | High |
| Hardy | No live reading | Not available | High |
| Elkhorn City | No live reading | Not available | High |
| Catlettsburg | No live reading | Not available | High |
| Hillview | No live reading | Not available | High |
| Lewisport | No live reading | Not available | High |
| Van Lear | No live reading | Not available | High |
| Middletown | No live reading | Not available | High |
| Saint Regis Park | No live reading | Not available | High |
| Scottsville | No live reading | Not available | High |
| Inez | No live reading | Not available | High |
| Hartford | No live reading | Not available | High |
| Leitchfield | No live reading | Not available | High |
| Burnside | No live reading | Not available | High |
| Rineyville | No live reading | Not available | High |
| Alexandria | No live reading | Not available | High |
| Smiths Grove | No live reading | Not available | High |
| Hillsboro | No live reading | Not available | High |
| Bloomfield | No live reading | Not available | High |
| Staffordsville | No live reading | Not available | High |
| Harrodsburg | No live reading | Not available | High |
| Taylor Mill | 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.
Pollen is only half of what's in the air. See today's air quality in Kentucky for ozone, dust, and smoke readings by city.
The Kentucky allergy season
Allergy levels in Kentucky peak in September, when ragweed pollen runs highest. The season moves through tree pollen around April, grass in May, weed pollen such as ragweed in September. Levels start to climb around March. The lowest pollen levels of the year arrive in January.
Common questions
When does allergy season start in Kentucky?
Pollen levels in Kentucky usually begin climbing in March and reach their highest point in September.
What is the worst month for allergies in Kentucky?
September is typically the worst month in Kentucky, driven by ragweed pollen.
When does ragweed season end in Kentucky?
Ragweed pollen in Kentucky usually fades by the end of November, after the first hard frost in colder areas.
When is the best time for allergies in Kentucky?
January usually brings the lowest pollen levels of the year in Kentucky.