The Tampa year in pollen
Pollen seasons in Tampa: tree pollen December to April, grass March to October, and ragweed from mid-July until the first frost, around January 12.
Tree pollen
Grass
Ragweed
When does ragweed season end in Tampa?
Ragweed season in Tampa typically ends with the first frost, around January 12. Some years it comes as early as January 3, some as late as January 23.
The rest of the Tampa pollen year
| Allergen | Typical season |
|---|---|
| Oak (live oak) | January to April |
| Pine | January to April |
| Cypress and red cedar | December to February |
| Grass | March to October |
Season-by-season detail is on the Florida page.
Nearby calendars
Frost dates for Tampa come from the Tampa International Airport weather station's 30-year records. Season windows reviewed August 2026.