Frost dates for 87325Tohatchi, NM
The average last spring frost in Tohatchi is May 28 and the average first fall frost is September 27, giving a typical growing season of about 120 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- May 28
- Average first fall frost
- Sep 27
- Growing season
- 120 days
Safer after Jun 14 (1-in-10 risk)
Possible by Sep 13 (1-in-10 risk)
Last frost typically in 213 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 25 · Jun 7 · Jun 24 | Sep 3 · Sep 19 · Sep 30 | 100 days | 100% |
| Frost / freeze (32°F) | May 11 · May 28 · Jun 14 | Sep 13 · Sep 27 · Oct 8 | 120 days | 100% |
| Hard freeze (28°F) | Apr 29 · May 15 · Jun 2 | Sep 21 · Oct 3 · Oct 18 | 141 days | 100% |
Planting calendar for Tohatchi
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 27 – Jul 3 |
| Tomatoes | Transplant outdoors | Jun 13 – Jun 7 |
| Peppers | Start seeds indoors | Apr 27 – May 28 |
| Peppers | Transplant outdoors | Jun 27 – Jul 28 |
| Eggplant | Start seeds indoors | May 14 – Jun 12 |
| Eggplant | Transplant outdoors | Jun 27 – Jul 28 |
| Cucumbers | Sow outdoors | Jun 27 – Jun 17 |
| Summer squash | Sow outdoors | Jun 13 – Jul 28 |
| Winter squash & pumpkins | Sow outdoors | Jun 27 – Jul 28 |
| Snap beans | Sow outdoors | Jun 13 – Jul 10 |
| Sweet corn | Sow outdoors | Jun 13 – Jun 7 |
| Watermelon & cantaloupe | Sow outdoors | Jun 27 – Jul 28 |
| Okra | Sow outdoors | Jun 20 – Jul 13 |
| Peas | Sow outdoors (spring) | Apr 27 – Jun 12 |
| Potatoes | Plant outdoors (spring) | Apr 27 – Jun 27 |
| Onions | Start seeds indoors (spring) | Mar 16 – Apr 12 |
| Onions | Transplant outdoors (spring) | May 14 – Jun 12 |
| Broccoli | Start seeds indoors (spring) | Apr 9 – May 13 |
| Broccoli | Transplant outdoors (spring) | May 14 – Jun 12 |
| Broccoli | Start seeds indoors (fall) | May 28 – Jun 7 |
| Broccoli | Transplant outdoors (fall) | Jun 27 – Jul 8 |
| Cabbage | Start seeds indoors (spring) | Mar 30 – Apr 27 |
| Cabbage | Transplant outdoors (spring) | Apr 27 – May 28 |
| Cabbage | Start seeds indoors (fall) | May 18 – Jun 17 |
| Cabbage | Transplant outdoors (fall) | Jun 17 – Jul 18 |
| Leaf lettuce | Sow outdoors (spring) | Apr 27 – Jul 13 |
| Leaf lettuce | Sow outdoors (fall) | Jun 17 – Aug 3 |
| Spinach | Sow outdoors (spring) | Apr 20 – Jun 3 |
| Spinach | Sow outdoors (fall) | Jul 4 – Aug 8 |
| Radishes | Sow outdoors (spring) | Apr 27 – Jun 17 |
| Radishes | Sow outdoors (fall) | Jun 17 – Aug 18 |
| Kale | Sow outdoors (spring) | May 14 – Jun 3 |
| Kale | Sow outdoors (fall) | Jun 10 – Jul 18 |
| Carrots | Sow outdoors (spring) | May 28 – Jul 13 |
| Carrots | Sow outdoors (fall) | May 18 – Jul 3 |
| Garlic | Plant outdoors (fall) | Sep 17 – Oct 18 |
Where these dates come from
ZIP code 87325 is matched to the NOAA station Chaco Canyon Natl Mon, NM, 64.1 km away, at 6,174 ft elevation (334 ft higher than the ZIP code's center). This station is relatively far away, so local dates may differ more than usual. Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Chaco Canyon Natl Mon, NM (used) | 6,174 ft | May 28 | Sep 27 |
| Gallup Sand & Gravel, NM | 6,577 ft | May 11 | Oct 7 |
| Window Rock Ap, AZ | 6,739 ft | May 29 | Sep 28 |
| Gallup Muni Ap, NM | 6,471 ft | May 31 | Sep 28 |
Frost dates near Tohatchi
- Sheep Springs, NM 87364 · last Apr 29, first Oct 15
- Brimhall, NM 87310 · last May 11, first Oct 7
- Mexican Springs, NM 87320 · last May 31, first Sep 28
- Newcomb, NM 87455 · last Apr 29, first Oct 15
- Navajo, NM 87328 · last May 29, first Sep 28
- Gamerco, NM 87317 · last May 11, first Oct 7
- Fort Defiance, AZ 86504 · last May 29, first Sep 28
- Church Rock, NM 87311 · last May 11, first Oct 7
Frequently asked questions
- When is the last frost in Tohatchi, NM?
- For ZIP code 87325, the average last spring frost (32°F) is May 28, based on NOAA 1991-2020 climate normals for the Chaco Canyon Natl Mon, NM weather station. There is a 1-in-10 chance of a frost after June 14.
- When is the first frost in Tohatchi, NM?
- The average first fall frost (32°F) is September 27. There is a 1-in-10 chance of frost by September 13, so tender plants are at risk from that point on.
- How long is the growing season in 87325?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 120 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.