Last frost date in Glenn Heights, TX
The average last frost in Glenn Heights is March 16. By April 3 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about November 16, which leaves 245 frost-free days. An early freeze before October 31 happens one year in ten.
- Safe after (10% risk)
- Apr 3
- Average first frost
- Nov 16
- Frost-free season
- 245 days
- Hard freeze (28°F) ends
- Mar 3
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2256°
- FriOct 2357°
- SatOct 2459°
- SunOct 2556°
- MonOct 2659°
- TueOct 2756°
- WedOct 2857°
Planting calendar for Glenn Heights
Windows count forward or back from the average frost dates above. Click a crop for dates across Texas.
TomatoesMar 23–Apr 6
PumpkinsMar 30–Apr 13
SunflowersMar 16–Apr 6
CucumbersMar 30–Apr 6
CornMar 23–Apr 6
Sweet potatoesApr 6–Apr 20
WatermelonMar 30–Apr 13
Green beansMar 23–Apr 13
ZucchiniMar 23–Apr 6
OkraApr 6–Apr 20
PeppersMar 30–Apr 13
BasilMar 23–Apr 6
Butternut squashMar 23–Apr 6
CantaloupeMar 30–Apr 13
EggplantMar 30–Apr 13
PotatoesFeb 16–Mar 2
OnionsFeb 2–Feb 23
CarrotsFeb 23–Mar 30
LettuceMar 2–Mar 23
BroccoliFeb 16–Mar 2
BeetsFeb 16–Mar 30
PeasFeb 2–Feb 16
CabbageFeb 16–Mar 2
RadishesFeb 9–Mar 23
Brussels sproutsMar 2–Mar 16
SpinachFeb 2–Feb 23
CilantroMar 2–Mar 23
KaleFeb 16–Mar 2
Collard greensFeb 16–Mar 2
TurnipsFeb 16–Mar 2
DillMar 16–Mar 30
CeleryMar 23–Mar 30
CauliflowerMar 2–Mar 16
LeeksMar 2–Mar 16
Swiss chardMar 2–Mar 30
ParsleyMar 2–Mar 23
Tulip bulbsNov 2–Dec 7
GarlicOct 26–Nov 30
Daffodil bulbsOct 19–Nov 30
StrawberriesFeb 16–Mar 2
AsparagusFeb 16–Mar 2Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Feb 26 | Mar 16 | Apr 3 | Oct 31 | Nov 16 | Dec 5 |
| Hard freeze, 28°F | Feb 9 | Mar 3 | Mar 20 | Nov 8 | Nov 29 | Dec 19 |
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 Waxahachie (USC00419522) sits 8.5 miles from the center of Glenn Heights at 626 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 Glenn Heights, TX?
The average last frost date in Glenn Heights is March 16, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 3.
When is the first frost in Glenn Heights?
The first frost in fall usually comes around November 16. One year in ten it arrives before October 31.
How long is the growing season in Glenn Heights?
About 245 days between the average last and first frost.
When should I plant tomatoes in Glenn Heights?
Plant tomato seedlings outside from March 23 to April 6. Start seeds indoors six to eight weeks earlier.
Nearby in Texas
- DeSotoMar 6
- Red OakMar 16
- LancasterMar 12
- Cedar HillMar 20
- DuncanvilleMar 20
- MidlothianMar 16
- WaxahachieMar 16
- Grand PrairieMar 20
- MansfieldMar 9
- DallasMar 2
- Balch SpringsMar 12
- ArlingtonMar 9