Frost dates in Grayson County, Texas
Average (50%) last spring and first fall 32°F frost dates and USDA hardiness zone for each ZIP code in Grayson County. Pick a ZIP for 10% and 90% odds.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 75020 | Denison | Mar 14 | Nov 19 | 8a |
| 75021 | Mar 14 | Nov 19 | 8a | |
| 75058 | Gunter | Mar 24 | Nov 16 | 8a |
| 75076 | Preston | Mar 14 | Nov 19 | 8a |
| 75090 | Sherman | Mar 14 | Nov 19 | 8a |
| 75092 | Sherman | Mar 14 | Nov 19 | 8a |
| 75414 | Bells | Mar 14 | Nov 19 | 8a |
| 75459 | Howe | Mar 14 | Nov 19 | 8a |
| 75489 | Tom Bean | Mar 14 | Nov 19 | 8a |
| 75491 | Whitewright | Mar 16 | Nov 13 | 8a |
| 75495 | Van Alstyne | Mar 17 | Nov 15 | 8a |
| 76233 | Collinsville | Mar 19 | Nov 14 | 8a |
| 76245 | Sherwood Shores | Mar 14 | Nov 19 | 8a |
| 76264 | Sadler | Mar 14 | Nov 19 | 8a |
| 76268 | Southmayd | Mar 14 | Nov 19 | 8a |
| 76271 | Gunter | Mar 24 | Nov 16 | 8a |
| 76273 | Whitesboro | Mar 19 | Nov 14 | 8a |