Last frost date in Ennis, TX

Average last frost
March 8

In Ennis, the last spring frost comes around March 8 in an average year. Wait until April 1 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)
Apr 1
Average first frost
Nov 21
Frost-free season
256 days
Hard freeze (28°F) ends
Feb 24
Next 7 nights in Ennis

No frost in the next 7 nights

National Weather Service forecast, updated Oct 22, 12:57 UTC

  1. ThuOct 2255°
  2. FriOct 2356°
  3. SatOct 2458°
  4. SunOct 2555°
  5. MonOct 2658°
  6. TueOct 2756°
  7. WedOct 2856°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Mar 8First frost Nov 21256 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND256 frost-free days
Frost risk through the year at Bardwell Dam, 4.3 miles from Ennis.

Planting calendar for Ennis

Windows count forward or back from the average frost dates above. Click a crop for dates across Texas.

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
Warm-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
TomatoesMar 15–Mar 29
PumpkinsMar 22–Apr 5
SunflowersMar 8–Mar 29
CucumbersMar 22–Mar 29
CornMar 15–Mar 29
Sweet potatoesMar 29–Apr 12
WatermelonMar 22–Apr 5
Green beansMar 15–Apr 5
ZucchiniMar 15–Mar 29
OkraMar 29–Apr 12
PeppersMar 22–Apr 5
BasilMar 15–Mar 29
Butternut squashMar 15–Mar 29
CantaloupeMar 22–Apr 5
EggplantMar 22–Apr 5
Cool-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
PotatoesFeb 8–Feb 22
OnionsJan 25–Feb 15
CarrotsFeb 15–Mar 22
LettuceFeb 22–Mar 15
BroccoliFeb 8–Feb 22
BeetsFeb 8–Mar 22
PeasJan 25–Feb 8
CabbageFeb 8–Feb 22
RadishesFeb 1–Mar 15
Brussels sproutsFeb 22–Mar 8
SpinachJan 25–Feb 15
CilantroFeb 22–Mar 15
KaleFeb 8–Feb 22
Collard greensFeb 8–Feb 22
TurnipsFeb 8–Feb 22
DillMar 8–Mar 22
CeleryMar 15–Mar 22
CauliflowerFeb 22–Mar 8
LeeksFeb 22–Mar 8
Swiss chardFeb 22–Mar 22
ParsleyFeb 22–Mar 15
Fall bulbs and garlic
JanFebMarAprMayJunJulAugSepOctNovDec
Tulip bulbsNov 7–Dec 12
GarlicOct 15–Nov 30
Daffodil bulbsOct 15–Nov 30
Perennials
JanFebMarAprMayJunJulAugSepOctNovDec
StrawberriesFeb 8–Feb 22
AsparagusFeb 8–Feb 22

Frost probabilities

ThresholdSpring, 90% chance laterSpring, 50%Spring, 10%Fall, 10% chance earlierFall, 50%Fall, 90%
Light frost, 32°FFeb 16Mar 8Apr 1Nov 3Nov 21Dec 9
Hard freeze, 28°FJan 28Feb 24Mar 18Nov 12Dec 3Dec 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 Bardwell Dam (USC00410518) sits 4.3 miles from the center of Ennis at 461 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 Ennis, TX?

The average last frost date in Ennis is March 8, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 1.

When is the first frost in Ennis?

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 Ennis?

About 256 days between the average last and first frost.

When should I plant tomatoes in Ennis?

Plant tomato seedlings outside from March 15 to March 29. Start seeds indoors six to eight weeks earlier.

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