Last frost date in Mansfield, TX
In Mansfield, the last spring frost comes around March 9 in an average year. Wait until March 28 if you want 90% odds of no more frost. The first fall frost usually arrives about November 21, which leaves 256 frost-free days. An early freeze before November 3 happens one year in ten.
- Safe after (10% risk)
- Mar 28
- Average first frost
- Nov 21
- Frost-free season
- 256 days
- Hard freeze (28°F) ends
- Feb 25
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2256°
- FriOct 2357°
- SatOct 2459°
- SunOct 2555°
- MonOct 2658°
- TueOct 2755°
- WedOct 2856°
Planting calendar for Mansfield
Windows count forward or back from the average frost dates above. Click a crop for dates across Texas.
TomatoesMar 16–Mar 30
PumpkinsMar 23–Apr 6
SunflowersMar 9–Mar 30
CucumbersMar 23–Mar 30
CornMar 16–Mar 30
Sweet potatoesMar 30–Apr 13
WatermelonMar 23–Apr 6
Green beansMar 16–Apr 6
ZucchiniMar 16–Mar 30
OkraMar 30–Apr 13
PeppersMar 23–Apr 6
BasilMar 16–Mar 30
Butternut squashMar 16–Mar 30
CantaloupeMar 23–Apr 6
EggplantMar 23–Apr 6
PotatoesFeb 9–Feb 23
OnionsJan 26–Feb 16
CarrotsFeb 16–Mar 23
LettuceFeb 23–Mar 16
BroccoliFeb 9–Feb 23
BeetsFeb 9–Mar 23
PeasJan 26–Feb 9
CabbageFeb 9–Feb 23
RadishesFeb 2–Mar 16
Brussels sproutsFeb 23–Mar 9
SpinachJan 26–Feb 16
CilantroFeb 23–Mar 16
KaleFeb 9–Feb 23
Collard greensFeb 9–Feb 23
TurnipsFeb 9–Feb 23
DillMar 9–Mar 23
CeleryMar 16–Mar 23
CauliflowerFeb 23–Mar 9
LeeksFeb 23–Mar 9
Swiss chardFeb 23–Mar 23
ParsleyFeb 23–Mar 16
Tulip bulbsNov 7–Dec 12
GarlicOct 15–Nov 30
Daffodil bulbsOct 15–Nov 30
StrawberriesFeb 9–Feb 23
AsparagusFeb 9–Feb 23Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Feb 18 | Mar 9 | Mar 28 | Nov 3 | Nov 21 | Dec 7 |
| Hard freeze, 28°F | Jan 29 | Feb 25 | Mar 14 | Nov 14 | Dec 4 | Dec 30 |
Read the spring 10% column as the date after which only one year in ten still gets frost. That is the safer date for tomatoes, peppers and basil.
Where these numbers come from
NOAA station Arlington Municipal Airport (USW00053907) sits 6.7 miles from the center of Mansfield at 630 feet. Its averages cover 1991 to 2020. Low spots, valleys and open fields can keep getting frost a week or two after the station stops; city centers and lakeshores usually get less of it.
Questions
When is the last frost in Mansfield, TX?
The average last frost date in Mansfield is March 9, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after March 28.
When is the first frost in Mansfield?
The first frost in fall usually comes around November 21. One year in ten it arrives before November 3.
How long is the growing season in Mansfield?
About 256 days between the average last and first frost.
When should I plant tomatoes in Mansfield?
Plant tomato seedlings outside from March 16 to March 30. Start seeds indoors six to eight weeks earlier.
Nearby in Texas
- ArlingtonMar 9
- Cedar HillMar 20
- Grand PrairieMar 20
- MidlothianMar 16
- BurlesonMar 21
- DuncanvilleMar 20
- CrowleyMar 21
- DeSotoMar 6
- Glenn HeightsMar 16
- HurstMar 10
- BedfordMar 9
- Haltom CityMar 10