Frost dates in Montgomery County, Texas
Average (50%) last spring and first fall 32°F frost dates and USDA hardiness zone for each ZIP code in Montgomery County. Pick a ZIP for 10% and 90% odds.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 77301 | Conroe | Mar 11 | Nov 19 | 9a |
| 77302 | Grangerland | Mar 11 | Nov 19 | 9a |
| 77303 | Conroe | Mar 11 | Nov 19 | 9a |
| 77304 | Conroe | Feb 24 | Dec 2 | 9a |
| 77306 | Deerwood | Mar 11 | Nov 19 | 9a |
| 77316 | Feb 24 | Dec 2 | 9a | |
| 77318 | Conroe | Feb 24 | Dec 2 | 9a |
| 77354 | Pinehurst | Feb 19 | Dec 3 | 9a |
| 77355 | Stagecoach | Feb 19 | Dec 3 | 9a |
| 77356 | Montgomery | Feb 24 | Dec 2 | 9a |
| 77357 | Roman Forest | Mar 7 | Nov 20 | 9a |
| 77362 | Pinehurst | Feb 19 | Dec 3 | 9a |
| 77365 | Porter Heights | Feb 13 | Dec 9 | 9b |
| 77372 | Splendora | Mar 7 | Nov 20 | 9a |
| 77378 | Willis | Mar 11 | Nov 19 | 9a |
| 77380 | The Woodlands | Feb 19 | Dec 3 | 9b |
| 77381 | The Woodlands | Feb 19 | Dec 3 | 9a |
| 77382 | The Woodlands | Feb 19 | Dec 3 | 9a |
| 77384 | Conroe | Feb 24 | Dec 2 | 9a |
| 77385 | The Woodlands | Feb 24 | Dec 2 | 9a |
| 77386 | Houston | Feb 13 | Dec 9 | 9b |
| 77873 | Richards | Mar 2 | Nov 26 | 9a |