Frost dates for 67839Dighton, KS
The average last spring frost in Dighton is April 28 and the average first fall frost is October 15, giving a typical growing season of about 169 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Apr 28
- Average first fall frost
- Oct 15
- Growing season
- 169 days
Safer after May 10 (1-in-10 risk)
Possible by Oct 1 (1-in-10 risk)
Last frost typically in 183 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) | Apr 26 · May 7 · May 20 | Sep 23 · Oct 6 · Oct 18 | 151 days | 100% |
| Frost / freeze (32°F) | Apr 15 · Apr 28 · May 10 | Oct 1 · Oct 15 · Oct 25 | 169 days | 100% |
| Hard freeze (28°F) | Apr 4 · Apr 18 · May 2 | Oct 9 · Oct 23 · Nov 3 | 187 days | 100% |
Planting calendar for Dighton
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 | Mar 28 – Jun 3 |
| Tomatoes | Transplant outdoors | May 14 – Jun 25 |
| Peppers | Start seeds indoors | Mar 28 – Apr 28 |
| Peppers | Transplant outdoors | May 28 – Jun 28 |
| Eggplant | Start seeds indoors | Apr 14 – May 13 |
| Eggplant | Transplant outdoors | May 28 – Jun 28 |
| Cucumbers | Sow outdoors | May 28 – Jul 5 |
| Summer squash | Sow outdoors | May 14 – Jun 28 |
| Winter squash & pumpkins | Sow outdoors | May 28 – Jun 28 |
| Snap beans | Sow outdoors | May 14 – Jul 28 |
| Sweet corn | Sow outdoors | May 14 – Jun 25 |
| Watermelon & cantaloupe | Sow outdoors | May 28 – Jun 28 |
| Okra | Sow outdoors | May 21 – Jun 13 |
| Peas | Sow outdoors (spring) | Mar 28 – May 13 |
| Potatoes | Plant outdoors (spring) | Mar 28 – May 28 |
| Onions | Start seeds indoors (spring) | Feb 14 – Mar 13 |
| Onions | Transplant outdoors (spring) | Apr 14 – May 13 |
| Broccoli | Start seeds indoors (spring) | Mar 10 – Apr 13 |
| Broccoli | Transplant outdoors (spring) | Apr 14 – May 13 |
| Broccoli | Start seeds indoors (fall) | Jun 15 – Jun 25 |
| Broccoli | Transplant outdoors (fall) | Jul 15 – Jul 26 |
| Cabbage | Start seeds indoors (spring) | Feb 28 – Mar 28 |
| Cabbage | Transplant outdoors (spring) | Mar 28 – Apr 28 |
| Cabbage | Start seeds indoors (fall) | Jun 5 – Jul 5 |
| Cabbage | Transplant outdoors (fall) | Jul 5 – Aug 5 |
| Leaf lettuce | Sow outdoors (spring) | Mar 28 – Jun 13 |
| Leaf lettuce | Sow outdoors (fall) | Jul 5 – Aug 21 |
| Spinach | Sow outdoors (spring) | Mar 21 – May 4 |
| Spinach | Sow outdoors (fall) | Jul 22 – Aug 26 |
| Radishes | Sow outdoors (spring) | Mar 28 – May 18 |
| Radishes | Sow outdoors (fall) | Jul 5 – Sep 5 |
| Kale | Sow outdoors (spring) | Apr 14 – May 4 |
| Kale | Sow outdoors (fall) | Jun 28 – Aug 5 |
| Carrots | Sow outdoors (spring) | Apr 28 – Jun 13 |
| Carrots | Sow outdoors (fall) | Jun 5 – Jul 21 |
| Garlic | Plant outdoors (fall) | Oct 5 – Nov 5 |
Where these dates come from
ZIP code 67839 is matched to the NOAA station Healy, KS, 19.5 km away, at 2,850 ft elevation (104 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Healy, KS (used) | 2,850 ft | Apr 28 | Oct 15 |
| Scott City, KS | 2,974 ft | Apr 30 | Oct 15 |
| Ness City, KS | 2,269 ft | Apr 29 | Oct 14 |
| Jetmore 8Nnw, KS | 2,430 ft | Apr 25 | Oct 18 |
Frost dates near Dighton
- Healy, KS 67850 · last Apr 28, first Oct 15
- Beeler, KS 67518 · last Apr 29, first Oct 14
- Utica, KS 67584 · last Apr 29, first Oct 14
- Scott City, KS 67871 · last Apr 30, first Oct 15
- Arnold, KS 67515 · last Apr 29, first Oct 14
- Gove, KS 67736 · last Apr 24, first Oct 18
- Ness City, KS 67560 · last Apr 29, first Oct 14
- Ransom, KS 67572 · last Apr 29, first Oct 13
Frequently asked questions
- When is the last frost in Dighton, KS?
- For ZIP code 67839, the average last spring frost (32°F) is April 28, based on NOAA 1991-2020 climate normals for the Healy, KS weather station. There is a 1-in-10 chance of a frost after May 10.
- When is the first frost in Dighton, KS?
- The average first fall frost (32°F) is October 15. There is a 1-in-10 chance of frost by October 1, so tender plants are at risk from that point on.
- How long is the growing season in 67839?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 169 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.