Frost Dates for Terre Haute, IN
In Terre Haute, IN, the average last spring frost is around Apr 15 and the average first fall frost around Oct 19, for a growing season of about 187 days. For frost-tender plants, wait until May 3, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Terre Haute Indiana State, IN weather station, 2 miles away, elevation 507 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.
Frost probability by date
Chance of a 32°F frost after the spring date, or before the fall date.
| Chance | Last spring frost | First fall frost |
|---|---|---|
| 10% | May 3 | Oct 4 |
| 20% | Apr 26 | Oct 8 |
| 30% | Apr 22 | Oct 13 |
| 40% | Apr 18 | Oct 16 |
| 50% | Apr 15 | Oct 19 |
| 60% | Apr 11 | Oct 22 |
| 70% | Apr 7 | Oct 25 |
| 80% | Apr 3 | Oct 29 |
| 90% | Mar 31 | Nov 2 |
Light frost vs. hard freeze
Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.
| Temperature | Last in spring | First in fall |
|---|---|---|
| Light frost (36°F) | Apr 26 | Oct 10 |
| Frost / freeze (32°F) | Apr 15 | Oct 19 |
| Hard freeze (28°F) | Apr 1 | Oct 30 |
Planting calendar for Terre Haute
Transplant Apr 22 – May 6
Transplant Apr 29 – May 13
Transplant Apr 29 – May 13
Transplant Apr 22 – May 6
Sow or transplant Apr 22 – May 6
Sow or transplant Apr 22 – May 6
Sow or transplant Apr 29 – May 13
Sow or transplant Mar 18 – Apr 1
Fall sowing Aug 24 – Sep 21
Fall sowing Aug 24 – Sep 14
Fall sowing Aug 10 – Aug 24
Sow or transplant Mar 18 – Apr 1
Fall sowing Aug 10 – Sep 7
Transplant Apr 1 – Apr 15
Fall sowing Jul 27 – Aug 10
Transplant Mar 25 – Apr 8
Fall sowing Jul 27 – Aug 10
Fall sowing Jul 27 – Aug 10
Fall sowing Sep 7 – Sep 28
Fall sowing Aug 10 – Aug 24
Plant Mar 18 – Apr 1
Based on the average last frost (Apr 15) and first frost (Oct 19). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.