The Fayetteville year in pollen
Pollen seasons in Fayetteville: tree pollen January to May, grass April to September, and ragweed from early August until the first frost, around October 21.
First frost lands around October 21 in Fayetteville — about 16 days earlier than Arkansas overall — which shifts when ragweed season ends here.
When does ragweed season end in Fayetteville?
Ragweed season in Fayetteville typically ends with the first frost, around October 21. Some years it comes as early as October 16, some as late as October 27.
A light frost around October 21 knocks the season down; the hard freeze that finishes it usually follows by October 31. Based on 30 years of NOAA frost records (1991–2020).
The rest of the Fayetteville pollen year
| Allergen | Typical season |
|---|---|
| Oak | February to May |
| Pine | February to April |
| Eastern red cedar | January to March |
| Pecan | April to May |
| Grass | April to September |
Season-by-season detail is on the Arkansas page.
Nearby calendars
Frost dates for Fayetteville come from the Fayetteville Drake Field weather station's 30-year records. Season windows reviewed August 2026.