Frost dates for 57776Redig, SD
The average last spring frost in Redig is May 15 and the average first fall frost is September 24, giving a typical growing season of about 131 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 15
- Average first fall frost
- Sep 24
- Growing season
- 131 days
Safer after May 27 (1-in-10 risk)
Possible by Sep 9 (1-in-10 risk)
Last frost typically in 193 days
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | May 14 · May 26 · Jun 8 | Sep 1 · Sep 15 · Sep 27 | 112 days | 100% |
| Frost / freeze (32°F) | May 3 · May 15 · May 27 | Sep 9 · Sep 24 · Oct 6 | 131 days | 100% |
| Hard freeze (28°F) | Apr 22 · May 5 · May 19 | Sep 17 · Oct 2 · Oct 16 | 149 days | 100% |
Planting calendar for Redig
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Apr 14 – Jun 20 |
| Tomatoes | Transplant outdoors | May 31 – Jun 4 |
| Peppers | Start seeds indoors | Apr 14 – May 15 |
| Peppers | Transplant outdoors | Jun 14 – Jul 15 |
| Eggplant | Start seeds indoors | May 1 – May 30 |
| Eggplant | Transplant outdoors | Jun 14 – Jul 15 |
| Cucumbers | Sow outdoors | Jun 14 – Jun 14 |
| Summer squash | Sow outdoors | May 31 – Jul 15 |
| Winter squash & pumpkins | Sow outdoors | Jun 14 – Jul 15 |
| Snap beans | Sow outdoors | May 31 – Jul 7 |
| Sweet corn | Sow outdoors | May 31 – Jun 4 |
| Watermelon & cantaloupe | Sow outdoors | Jun 14 – Jul 15 |
| Okra | Sow outdoors | Jun 7 – Jun 30 |
| Peas | Sow outdoors (spring) | Apr 14 – May 30 |
| Potatoes | Plant outdoors (spring) | Apr 14 – Jun 14 |
| Onions | Start seeds indoors (spring) | Mar 3 – Mar 30 |
| Onions | Transplant outdoors (spring) | May 1 – May 30 |
| Broccoli | Start seeds indoors (spring) | Mar 27 – Apr 30 |
| Broccoli | Transplant outdoors (spring) | May 1 – May 30 |
| Broccoli | Start seeds indoors (fall) | May 25 – Jun 4 |
| Broccoli | Transplant outdoors (fall) | Jun 24 – Jul 5 |
| Cabbage | Start seeds indoors (spring) | Mar 17 – Apr 14 |
| Cabbage | Transplant outdoors (spring) | Apr 14 – May 15 |
| Cabbage | Start seeds indoors (fall) | May 15 – Jun 14 |
| Cabbage | Transplant outdoors (fall) | Jun 14 – Jul 15 |
| Leaf lettuce | Sow outdoors (spring) | Apr 14 – Jun 30 |
| Leaf lettuce | Sow outdoors (fall) | Jun 14 – Jul 31 |
| Spinach | Sow outdoors (spring) | Apr 7 – May 21 |
| Spinach | Sow outdoors (fall) | Jul 1 – Aug 5 |
| Radishes | Sow outdoors (spring) | Apr 14 – Jun 4 |
| Radishes | Sow outdoors (fall) | Jun 14 – Aug 15 |
| Kale | Sow outdoors (spring) | May 1 – May 21 |
| Kale | Sow outdoors (fall) | Jun 7 – Jul 15 |
| Carrots | Sow outdoors (spring) | May 15 – Jun 30 |
| Carrots | Sow outdoors (fall) | May 15 – Jun 30 |
| Garlic | Plant outdoors (fall) | Sep 14 – Oct 15 |
Where these dates come from
ZIP code 57776 is matched to the NOAA station Redig 11 Ne, SD, 18.4 km away, at 3,070 ft elevation (32 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Redig 11 Ne, SD (used) | 3,070 ft | May 15 | Sep 24 |
| Hoover, SD | 2,773 ft | May 19 | Sep 21 |
| Buffalo 13 Ese, SD | 2,883 ft | May 20 | Sep 19 |
| Antelope Rs, SD | 2,820 ft | May 19 | Sep 19 |
Frost dates near Redig
- Buffalo, SD 57720 · last May 10, first Oct 1
- Capitol, MT 59319 · last May 17, first Sep 24
- Reva, SD 57651 · last May 20, first Sep 19
- Camp Crook, SD 57724 · last May 17, first Sep 24
- Alzada, MT 59311 · last Jun 2, first Sep 6
- Newell, SD 57760 · last May 8, first Oct 1
- Mud Butte, SD 57758 · last May 11, first Sep 28
- Ludlow, SD 57755 · last May 16, first Sep 26
Frequently asked questions
- When is the last frost in Redig, SD?
- For ZIP code 57776, the average last spring frost (32°F) is May 15, based on NOAA 1991-2020 climate normals for the Redig 11 Ne, SD weather station. There is a 1-in-10 chance of a frost after May 27.
- When is the first frost in Redig, SD?
- The average first fall frost (32°F) is September 24. There is a 1-in-10 chance of frost by September 9, so tender plants are at risk from that point on.
- How long is the growing season in 57776?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 131 days long.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.