Frost dates for 75120Ennis, TX
The average last spring frost in Ennis is March 8 and the average first fall frost is November 21, giving a typical growing season of about 256 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 8
- Average first fall frost
- Nov 21
- Growing season
- 256 days
Safer after Apr 1 (1-in-10 risk)
Possible by Nov 3 (1-in-10 risk)
First frost typically in 20 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) | Mar 3 · Mar 23 · Apr 10 | Oct 26 · Nov 9 · Nov 28 | 232 days | 100% |
| Frost / freeze (32°F) | Feb 16 · Mar 8 · Apr 1 | Nov 3 · Nov 21 · Dec 9 | 256 days | 100% |
| Hard freeze (28°F) | Jan 28 · Feb 24 · Mar 18 | Nov 12 · Dec 3 · Dec 30 | 286 days | 100% |
Planting calendar for Ennis
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 | Feb 5 – Apr 13 |
| Tomatoes | Transplant outdoors | Mar 24 – Aug 1 |
| Peppers | Start seeds indoors | Feb 5 – Mar 8 |
| Peppers | Transplant outdoors | Apr 7 – May 8 |
| Eggplant | Start seeds indoors | Feb 22 – Mar 23 |
| Eggplant | Transplant outdoors | Apr 7 – May 8 |
| Cucumbers | Sow outdoors | Apr 7 – Aug 11 |
| Summer squash | Sow outdoors | Mar 24 – May 8 |
| Winter squash & pumpkins | Sow outdoors | Apr 7 – May 8 |
| Snap beans | Sow outdoors | Mar 24 – Sep 3 |
| Sweet corn | Sow outdoors | Mar 24 – Aug 1 |
| Watermelon & cantaloupe | Sow outdoors | Apr 7 – May 8 |
| Okra | Sow outdoors | Mar 31 – Apr 23 |
| Peas | Sow outdoors (spring) | Feb 5 – Mar 23 |
| Potatoes | Plant outdoors (spring) | Feb 5 – Apr 7 |
| Onions | Start seeds indoors (spring) | Dec 25 – Jan 21 |
| Onions | Transplant outdoors (spring) | Feb 22 – Mar 23 |
| Broccoli | Start seeds indoors (spring) | Jan 18 – Feb 21 |
| Broccoli | Transplant outdoors (spring) | Feb 22 – Mar 23 |
| Broccoli | Start seeds indoors (fall) | Jul 22 – Aug 1 |
| Broccoli | Transplant outdoors (fall) | Aug 21 – Sep 1 |
| Cabbage | Start seeds indoors (spring) | Jan 8 – Feb 5 |
| Cabbage | Transplant outdoors (spring) | Feb 5 – Mar 8 |
| Cabbage | Start seeds indoors (fall) | Jul 12 – Aug 11 |
| Cabbage | Transplant outdoors (fall) | Aug 11 – Sep 11 |
| Leaf lettuce | Sow outdoors (spring) | Feb 5 – Apr 23 |
| Leaf lettuce | Sow outdoors (fall) | Aug 11 – Sep 27 |
| Spinach | Sow outdoors (spring) | Jan 29 – Mar 14 |
| Spinach | Sow outdoors (fall) | Aug 28 – Oct 2 |
| Radishes | Sow outdoors (spring) | Feb 5 – Mar 28 |
| Radishes | Sow outdoors (fall) | Aug 11 – Oct 12 |
| Kale | Sow outdoors (spring) | Feb 22 – Mar 14 |
| Kale | Sow outdoors (fall) | Aug 4 – Sep 11 |
| Carrots | Sow outdoors (spring) | Mar 8 – Apr 23 |
| Carrots | Sow outdoors (fall) | Jul 12 – Aug 27 |
| Garlic | Plant outdoors (fall) | Nov 11 – Dec 12 |
Where these dates come from
ZIP code 75120 is matched to the NOAA station Bardwell Dam, TX, 8 km away, at 461 ft elevation (87 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Bardwell Dam, TX (used) | 461 ft | Mar 8 | Nov 21 |
| Waxahachie, TX | 626 ft | Mar 16 | Nov 16 |
| Ferris, TX | 470 ft | Mar 12 | Nov 19 |
| Corsicana, TX | 449 ft | Mar 14 | Nov 16 |
Frost dates near Ennis
- Ennis, TX 75119 · last Mar 8, first Nov 21
- Waxahachie, TX 75168 · last Mar 8, first Nov 21
- Bardwell, TX 75101 · last Mar 8, first Nov 21
- Palmer, TX 75152 · last Mar 12, first Nov 19
- Forreston, TX 76041 · last Mar 8, first Nov 21
- Rice, TX 75155 · last Mar 14, first Nov 16
- Avalon, TX 76623 · last Mar 8, first Nov 21
- Ferris, TX 75125 · last Mar 12, first Nov 19
Frequently asked questions
- When is the last frost in Ennis, TX?
- For ZIP code 75120, the average last spring frost (32°F) is March 8, based on NOAA 1991-2020 climate normals for the Bardwell Dam, TX weather station. There is a 1-in-10 chance of a frost after April 1.
- When is the first frost in Ennis, TX?
- The average first fall frost (32°F) is November 21. There is a 1-in-10 chance of frost by November 3, so tender plants are at risk from that point on.
- How long is the growing season in 75120?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 256 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.