When to plant in Radcliff, KY
USDA Zone 7aRadcliff, Kentucky frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
These dates come from a station roughly 16 km away, the closest with full normals; terrain around Radcliff (elevation, water, pavement) can move your real frost dates a few days either way. In zone 7a, Radcliff supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
Frost probability
ELIZABETHTOWN WP CS · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Radcliff’s own odds, recorded at ELIZABETHTOWN WP CS.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 13 | Apr 27 | Apr 12 | Oct 5 | Oct 16 | Oct 26 |
| 32°F | May 4 | Apr 16 | Mar 31 | Oct 13 | Oct 25 | Nov 3 |
| 28°F | Apr 18 | Apr 1 | Mar 17 | Oct 23 | Nov 3 | Nov 16 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Radcliff, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 26 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Radcliff planting FAQ
When is the last spring frost in Radcliff, KY?
Radcliff's average last spring frost falls near April 16 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Radcliff, KY?
The first fall frost in Radcliff typically arrives around October 25 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Radcliff in?
Radcliff is in USDA hardiness zone 7a. In zone 7a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Radcliff?
Radcliff has about 192 frost-free days — a moderate growing season — between the average last spring frost (April 16) and first fall frost (October 25).
When should I plant tomatoes in Radcliff?
For Radcliff, sow tomatoes indoors about February 19–March 5 and move the seedlings out around April 23, after the last spring frost.
Never miss a window in Radcliff
An email when it’s time to start seeds, transplant, and sow — timed to Radcliff’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Elizabethtown · 14 km
- Shepherdsville · 27 km
- Mount Washington · 42 km
- Bardstown · 42 km
- Shively · 43 km
- Louisville/Jefferson County metro government · 46 km
- Jeffersontown · 54 km
- St. Matthews · 54 km
Frost dates recorded at ELIZABETHTOWN WP CS, 16 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Radcliff, KY — Frost Dates & Zone 7a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00152512. Retrieved from https://blissgarden.com/kentucky/radcliff.