Alabama pollen and allergy seasons
Alabama has a long warm season allergy calendar, with tree pollen building from late winter and ragweed closing out the fall.
Twelve month pollen calendar
What is active in September
Cities in Alabama
No tracked cities yet for Alabama.
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 Alabama for ozone, dust, and smoke readings by city.
The Alabama allergy season
Allergy levels in Alabama peak in March, when oak pollen runs highest. The season moves through tree pollen around March, grass in May, weed pollen such as ragweed in September. Levels start to climb around February. The lowest pollen levels of the year arrive in January.
Common questions
When does allergy season start in Alabama?
Pollen levels in Alabama usually begin climbing in February and reach their highest point in March.
What is the worst month for allergies in Alabama?
March is typically the worst month in Alabama, driven by oak pollen.
When does ragweed season end in Alabama?
Ragweed pollen in Alabama usually fades by the end of November, after the first hard frost in colder areas.
When is the best time for allergies in Alabama?
January usually brings the lowest pollen levels of the year in Alabama.