When to plant in Danville, IN
USDA Zone 6aEverything below — frost dates, hardiness zone, and what to plant when in Danville, Indiana — is derived from the closest NOAA station with complete climate normals.
Danville's nearest full-normals station sits about 19 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. In zone 6a, Danville gardeners can grow many hardy perennials, while the last and first frost still dictate the annual vegetable calendar.
Frost probability
INDIANAPOLIS EAGLE CREEK AP · 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 Danville’s own odds, recorded at INDIANAPOLIS EAGLE CREEK AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 9 | Apr 23 | Apr 9 | Oct 7 | Oct 18 | Oct 29 |
| 32°F | Apr 29 | Apr 12 | Mar 30 | Oct 16 | Oct 29 | Nov 10 |
| 28°F | Apr 17 | Apr 1 | Mar 16 | Oct 27 | Nov 6 | Nov 23 |
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 Danville, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 19 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.
Danville planting FAQ
When is the last spring frost in Danville, IN?
Danville's average last spring frost falls near April 12 — 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 Danville, IN?
In Danville, the first 32°F freeze of fall lands around October 29 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Danville in?
Danville is in USDA hardiness zone 6a. In zone 6a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Danville?
Danville has about 200 frost-free days — a moderate growing season — between the average last spring frost (April 12) and first fall frost (October 29).
When should I plant tomatoes in Danville?
For Danville, sow tomatoes indoors about February 15–March 1 and move the seedlings out around April 19, after the last spring frost.
Never miss a window in Danville
An email when it’s time to start seeds, transplant, and sow — timed to Danville’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Avon · 9 km
- Brownsburg · 13 km
- Plainfield · 13 km
- Speedway · 22 km
- Whitestown · 26 km
- Zionsville · 30 km
- Indianapolis · 30 km
- Lebanon · 31 km
Frost dates recorded at INDIANAPOLIS EAGLE CREEK AP, 19 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 Danville, IN — Frost Dates & Zone 6a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00053842. Retrieved from https://blissgarden.com/indiana/danville.