Freeman, SD frost dates
How Freeman compares
- In 8 years out of 10, the last spring frost in Freeman falls between April 17 and May 14, a 27-day window. The first fall frost falls between September 21 and October 17.
- The median last frost is 5 days earlier than the South Dakota median of May 6.
- Its 156-day growing season is longer than 75% of the 363 South Dakota places with a regular frost season (state median 149 days).
- The last frost is typical for zone 5a, where the median is May 3.
- The weather station records an average of 155 nights a year at or below 32°F.
- Compared with Sioux Falls, SD, 63 km away, the last frost here is 5 days later than there and the growing season is 14 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 17 |
| 50% (median) | May 1 |
| 10% (safe for tender plants) | May 14 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 21 |
| 50% (median) | October 4 |
| 90% (late) | October 17 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Freeman, SD
Freeman, SD frost dates — last frost May 1, first frost Oct 4, zone 5a. whenisthelastfrost.com
When to plant vegetables in Freeman, SD
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 6 – Feb 20 | Apr 3 – Apr 17 | — | — |
| Peppers | Feb 20 – Mar 6 | May 15 – May 29 | — | — |
| Eggplant | Feb 20 – Mar 6 | May 15 – May 29 | — | — |
| Tomatoes | Mar 6 – Mar 20 | May 8 – May 22 | — | — |
| Lettuce | Mar 6 – Mar 20 | Apr 10 – Apr 24 | Apr 3 – May 8 | Aug 9 – Sep 6 |
| Kale | Mar 6 – Mar 20 | Apr 3 – Apr 17 | Apr 3 – Apr 17 | Jul 26 – Aug 16 |
| Broccoli | Mar 6 – Mar 20 | Apr 17 – May 1 | — | Jun 28 – Jul 19 |
| Cabbage | Mar 6 – Mar 20 | Apr 10 – Apr 24 | — | Jun 28 – Jul 19 |
| Cauliflower | Mar 6 – Mar 20 | Apr 17 – May 1 | — | Jun 28 – Jul 19 |
| Okra | Mar 20 – Apr 3 | May 22 – Jun 5 | May 22 – Jun 5 | — |
| Basil | Mar 20 – Apr 3 | May 8 – May 22 | — | — |
| Peas | — | — | Mar 20 – Apr 10 | Jul 12 – Aug 2 |
| Spinach | — | — | Mar 20 – Apr 10 | Aug 9 – Aug 30 |
| Radishes | — | — | Mar 27 – May 8 | Aug 23 – Sep 13 |
| Cucumbers | Apr 3 – Apr 10 | May 15 – May 22 | May 8 – May 22 | Jul 19 – Aug 2 |
| Zucchini & Summer Squash | Apr 3 – Apr 10 | — | May 8 – May 22 | Jul 26 – Aug 9 |
| Winter Squash & Pumpkins | Apr 3 – Apr 10 | — | May 8 – May 22 | — |
| Melons & Watermelon | Apr 3 – Apr 10 | May 15 – May 29 | — | — |
| Carrots | — | — | Apr 10 – May 8 | Jul 12 – Jul 26 |
| Beets | — | — | Apr 10 – May 8 | Jul 26 – Aug 9 |
| Potatoes | — | — | Apr 10 – May 1 | — |
| Swiss Chard | — | — | Apr 17 – May 15 | Jul 26 – Aug 9 |
| Cilantro | — | — | Apr 17 – May 8 | Aug 9 – Aug 30 |
| Green Beans | — | — | May 8 – May 29 | Jul 19 – Aug 2 |
| Sweet Corn | — | — | May 8 – May 22 | — |
| Sweet Potatoes | — | May 15 – Jun 5 | — | — |
| Garlic | — | — | — | Sep 20 – Oct 25 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Menno, SD weather station, 17 km away (elevation 1,332 ft (406 m)).
Frost dates near Freeman
- Marion Apr 30 · Oct 7
- Menno May 1 · Oct 4
- Bridgewater Apr 30 · Oct 7
- Olivet May 1 · Oct 4
- Hurley May 1 · Oct 4
- Kaylor May 1 · Oct 4
- Monroe Apr 30 · Oct 7
- Parker Apr 30 · Oct 7
- Emery Apr 30 · Oct 7
- Canistota Apr 30 · Oct 7
Frequently asked questions
When is the last frost in Freeman, SD?
The median last spring frost in Freeman, SD is May 1. There is still about a 10% chance of frost after May 14, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Freeman, SD?
The median first fall frost is October 4, with about a 10% chance of frost before September 21.
How long is the growing season in Freeman, SD?
About 156 days between the median last spring frost and first fall frost.
What planting zone is Freeman, SD?
Freeman, SD is in USDA hardiness zone 5a.