ZIP 42101 Zone 7a
Kentucky · USDA zone 7a, average annual extreme minimum 0°F to 5°F.
Nearest qualified station: BOWLING GREEN WARREN CO AP, KY US (USW00093808), 6.8 miles from the Census ZCTA internal point for this ZIP.
Outside the median season Growing seasonTicks: 10%, 50%, and 90%
Last 32°F in spring
NCEI’s probability is the chance the last spring minimum of 32°F or lower occurs on or after the date.
| Probability | Date | How to read it |
|---|---|---|
| 90% | March 20 | Earlier date. A last 32°F on or after this day is common. |
| 50% | April 5 | Median. |
| 10% | April 21 | Later date. A last 32°F on or after this day is uncommon. |
First 32°F in fall
NCEI’s probability is the chance the first autumn minimum of 32°F or lower occurs on or before the date.
| Probability | Date | How to read it |
|---|---|---|
| 10% | October 20 | Earlier date. A first 32°F on or before this day is uncommon. |
| 50% | October 31 | Median. |
| 90% | November 11 | Later date. A first 32°F on or before this day is common. |
32°F growing-season length
Days between the last spring 32°F and the first autumn 32°F. The figure is a length the season meets or exceeds at that probability, from NCEI, not a subtraction done on this site.
| Probability the season is at least this long | Days |
|---|---|
| 10% | 229 |
| 50% | 208 |
| 90% | 187 |
28°F threshold
| 10% | 50% | 90% | |
|---|---|---|---|
| Last, on or after | April 7 | March 24 | March 4 |
| First, on or before | October 30 | November 10 | November 25 |
| Season at least | 256 days | 232 days | 211 days |
36°F threshold
| 10% | 50% | 90% | |
|---|---|---|---|
| Last, on or after | May 4 | April 16 | April 2 |
| First, on or before | October 9 | October 22 | November 2 |
| Season at least | 207 days | 186 days | 165 days |
Station BOWLING GREEN WARREN CO AP, KY US (USW00093808). Completeness flag S, 29 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 100%. Freeze dates are conditional on that threshold occurring. Elevation 159.4 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.