Frost dates for 67861Leoti, KS
The average last spring frost in Leoti is May 2 and the average first fall frost is October 12, giving a typical growing season of about 161 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 2
- Average first fall frost
- Oct 12
- Growing season
- 161 days
Safer after May 16 (1-in-10 risk)
Possible by Sep 29 (1-in-10 risk)
Last frost typically in 187 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 29 · May 11 · May 26 | Sep 20 · Oct 3 · Oct 15 | 143 days | 100% |
| Frost / freeze (32°F) | Apr 17 · May 2 · May 16 | Sep 29 · Oct 12 · Oct 24 | 161 days | 100% |
| Hard freeze (28°F) | Apr 8 · Apr 23 · May 8 | Oct 6 · Oct 21 · Nov 2 | 180 days | 100% |
Planting calendar for Leoti
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 1 – Jun 7 |
| Tomatoes | Transplant outdoors | May 18 – Jun 22 |
| Peppers | Start seeds indoors | Apr 1 – May 2 |
| Peppers | Transplant outdoors | Jun 1 – Jul 2 |
| Eggplant | Start seeds indoors | Apr 18 – May 17 |
| Eggplant | Transplant outdoors | Jun 1 – Jul 2 |
| Cucumbers | Sow outdoors | Jun 1 – Jul 2 |
| Summer squash | Sow outdoors | May 18 – Jul 2 |
| Winter squash & pumpkins | Sow outdoors | Jun 1 – Jul 2 |
| Snap beans | Sow outdoors | May 18 – Jul 25 |
| Sweet corn | Sow outdoors | May 18 – Jun 22 |
| Watermelon & cantaloupe | Sow outdoors | Jun 1 – Jul 2 |
| Okra | Sow outdoors | May 25 – Jun 17 |
| Peas | Sow outdoors (spring) | Apr 1 – May 17 |
| Potatoes | Plant outdoors (spring) | Apr 1 – Jun 1 |
| Onions | Start seeds indoors (spring) | Feb 18 – Mar 17 |
| Onions | Transplant outdoors (spring) | Apr 18 – May 17 |
| Broccoli | Start seeds indoors (spring) | Mar 14 – Apr 17 |
| Broccoli | Transplant outdoors (spring) | Apr 18 – May 17 |
| Broccoli | Start seeds indoors (fall) | Jun 12 – Jun 22 |
| Broccoli | Transplant outdoors (fall) | Jul 12 – Jul 23 |
| Cabbage | Start seeds indoors (spring) | Mar 4 – Apr 1 |
| Cabbage | Transplant outdoors (spring) | Apr 1 – May 2 |
| Cabbage | Start seeds indoors (fall) | Jun 2 – Jul 2 |
| Cabbage | Transplant outdoors (fall) | Jul 2 – Aug 2 |
| Leaf lettuce | Sow outdoors (spring) | Apr 1 – Jun 17 |
| Leaf lettuce | Sow outdoors (fall) | Jul 2 – Aug 18 |
| Spinach | Sow outdoors (spring) | Mar 25 – May 8 |
| Spinach | Sow outdoors (fall) | Jul 19 – Aug 23 |
| Radishes | Sow outdoors (spring) | Apr 1 – May 22 |
| Radishes | Sow outdoors (fall) | Jul 2 – Sep 2 |
| Kale | Sow outdoors (spring) | Apr 18 – May 8 |
| Kale | Sow outdoors (fall) | Jun 25 – Aug 2 |
| Carrots | Sow outdoors (spring) | May 2 – Jun 17 |
| Carrots | Sow outdoors (fall) | Jun 2 – Jul 18 |
| Garlic | Plant outdoors (fall) | Oct 2 – Nov 2 |
Where these dates come from
ZIP code 67861 is matched to the NOAA station Leoti, KS, 1.2 km away, at 3,309 ft elevation (2 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Leoti, KS (used) | 3,309 ft | May 2 | Oct 12 |
| Tribune 13Nne, KS | 3,618 ft | May 4 | Oct 11 |
| Tribune 1W, KS | 3,634 ft | May 2 | Oct 11 |
| Scott City, KS | 2,974 ft | Apr 30 | Oct 15 |
Frost dates near Leoti
- Marienthal, KS 67863 · last May 2, first Oct 12
- Tribune, KS 67879 · last May 2, first Oct 11
- Scott City, KS 67871 · last Apr 30, first Oct 15
- Wallace, KS 67761 · last Apr 30, first Oct 10
- Sharon Springs, KS 67758 · last Apr 28, first Oct 15
- Deerfield, KS 67838 · last Apr 18, first Oct 23
- Lakin, KS 67860 · last Apr 18, first Oct 23
- Winona, KS 67764 · last Apr 29, first Oct 17
Frequently asked questions
- When is the last frost in Leoti, KS?
- For ZIP code 67861, the average last spring frost (32°F) is May 2, based on NOAA 1991-2020 climate normals for the Leoti, KS weather station. There is a 1-in-10 chance of a frost after May 16.
- When is the first frost in Leoti, KS?
- The average first fall frost (32°F) is October 12. There is a 1-in-10 chance of frost by September 29, so tender plants are at risk from that point on.
- How long is the growing season in 67861?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 161 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.