Arkansas frost dates: F
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Fairfield Bay | Mar 31 | Nov 6 | 220 d | 7b |
| Farmington | Apr 15 | Oct 21 | 189 d | 7a |
| Fayetteville | Apr 4 | Oct 31 | 210 d | 7a |
| Fifty Six | Apr 14 | Oct 28 | 197 d | 7b |
| Fisher | Mar 23 | Nov 5 | 227 d | 8a |
| Flippin | Apr 2 | Nov 1 | 213 d | 7a |
| Floral | Mar 30 | Nov 5 | 220 d | 7b |
| Fordyce | Mar 26 | Nov 6 | 225 d | 8a |
| Foreman | Mar 24 | Nov 11 | 232 d | 8a |
| Forrest City | Mar 23 | Nov 7 | 229 d | 8a |
| Fort Smith | Mar 25 | Nov 6 | 226 d | 8a |
| Fouke | Mar 13 | Nov 13 | 245 d | 8b |
| Fountain Hill | Mar 18 | Nov 11 | 238 d | 8b |
| Fox | Apr 2 | Oct 31 | 212 d | 7b |
| Franklin | Apr 14 | Oct 20 | 189 d | 7a |
| Frenchmans Bayou | Mar 23 | Nov 6 | 228 d | 8a |
| Friendship | Mar 24 | Nov 9 | 230 d | 8a |
| Fulton | Mar 26 | Nov 6 | 225 d | 8b |