Frost dates for 75039Irving, TX
The average last spring frost in Irving is March 2 and the average first fall frost is November 29, giving a typical growing season of about 272 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 2
- Average first fall frost
- Nov 29
- Growing season
- 272 days
Safer after Mar 19 (1-in-10 risk)
Possible by Nov 10 (1-in-10 risk)
First frost typically in 29 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) | Feb 25 · Mar 14 · Apr 4 | Oct 30 · Nov 16 · Dec 3 | 247 days | 100% |
| Frost / freeze (32°F) | Feb 10 · Mar 2 · Mar 19 | Nov 10 · Nov 29 · Dec 18 | 272 days | 100% |
| Hard freeze (28°F) | Jan 21 · Feb 18 · Mar 9 | Nov 21 · Dec 12 · Jan 8 | 298 days | 99% |
Planting calendar for Irving
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 | Jan 30 – Apr 7 |
| Tomatoes | Transplant outdoors | Mar 18 – Aug 9 |
| Peppers | Start seeds indoors | Jan 30 – Mar 2 |
| Peppers | Transplant outdoors | Apr 1 – May 2 |
| Eggplant | Start seeds indoors | Feb 16 – Mar 17 |
| Eggplant | Transplant outdoors | Apr 1 – May 2 |
| Cucumbers | Sow outdoors | Apr 1 – Aug 19 |
| Summer squash | Sow outdoors | Mar 18 – May 2 |
| Winter squash & pumpkins | Sow outdoors | Apr 1 – May 2 |
| Snap beans | Sow outdoors | Mar 18 – Sep 11 |
| Sweet corn | Sow outdoors | Mar 18 – Aug 9 |
| Watermelon & cantaloupe | Sow outdoors | Apr 1 – May 2 |
| Okra | Sow outdoors | Mar 25 – Apr 17 |
| Peas | Sow outdoors (spring) | Jan 30 – Mar 17 |
| Potatoes | Plant outdoors (spring) | Jan 30 – Apr 1 |
| Onions | Start seeds indoors (spring) | Dec 19 – Jan 15 |
| Onions | Transplant outdoors (spring) | Feb 16 – Mar 17 |
| Broccoli | Start seeds indoors (spring) | Jan 12 – Feb 15 |
| Broccoli | Transplant outdoors (spring) | Feb 16 – Mar 17 |
| Broccoli | Start seeds indoors (fall) | Jul 30 – Aug 9 |
| Broccoli | Transplant outdoors (fall) | Aug 29 – Sep 9 |
| Cabbage | Start seeds indoors (spring) | Jan 2 – Jan 30 |
| Cabbage | Transplant outdoors (spring) | Jan 30 – Mar 2 |
| Cabbage | Start seeds indoors (fall) | Jul 20 – Aug 19 |
| Cabbage | Transplant outdoors (fall) | Aug 19 – Sep 19 |
| Leaf lettuce | Sow outdoors (spring) | Jan 30 – Apr 17 |
| Leaf lettuce | Sow outdoors (fall) | Aug 19 – Oct 5 |
| Spinach | Sow outdoors (spring) | Jan 23 – Mar 8 |
| Spinach | Sow outdoors (fall) | Sep 5 – Oct 10 |
| Radishes | Sow outdoors (spring) | Jan 30 – Mar 22 |
| Radishes | Sow outdoors (fall) | Aug 19 – Oct 20 |
| Kale | Sow outdoors (spring) | Feb 16 – Mar 8 |
| Kale | Sow outdoors (fall) | Aug 12 – Sep 19 |
| Carrots | Sow outdoors (spring) | Mar 2 – Apr 17 |
| Carrots | Sow outdoors (fall) | Jul 20 – Sep 4 |
| Garlic | Plant outdoors (fall) | Nov 19 – Dec 20 |
Where these dates come from
ZIP code 75039 is matched to the NOAA station Dallas Love Fld, TX, 8 km away, at 440 ft elevation (10 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Dallas Love Fld, TX (used) | 440 ft | Mar 2 | Nov 29 |
| Dallas Ft Worth Ap, TX | 560 ft | Mar 8 | Nov 24 |
| Grapevine Dam, TX | 585 ft | Mar 14 | Nov 17 |
| Arlington Six Flags, TX | 536 ft | Mar 9 | Nov 20 |
Frost dates near Irving
- Irving, TX 75062 · last Mar 8, first Nov 24
- Dallas, TX 75220 · last Mar 2, first Nov 29
- Carrollton, TX 75011 · last Mar 8, first Nov 24
- Coppell, TX 75019 · last Mar 14, first Nov 17
- Fort Worth, TX 76155 · last Mar 9, first Nov 20
- Grand Prairie, TX 75050 · last Mar 9, first Nov 20
- Euless, TX 76039 · last Mar 8, first Nov 24
- Addison, TX 75001 · last Mar 2, first Nov 29
Frequently asked questions
- When is the last frost in Irving, TX?
- For ZIP code 75039, the average last spring frost (32°F) is March 2, based on NOAA 1991-2020 climate normals for the Dallas Love Fld, TX weather station. There is a 1-in-10 chance of a frost after March 19.
- When is the first frost in Irving, TX?
- The average first fall frost (32°F) is November 29. There is a 1-in-10 chance of frost by November 10, so tender plants are at risk from that point on.
- How long is the growing season in 75039?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 272 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.