Last frost date in Ponca City, OK
The average last frost in Ponca City is April 10. By April 27 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about October 27, which leaves 200 frost-free days. An early freeze before October 14 happens one year in ten.
- Safe after (10% risk)
- Apr 27
- Average first frost
- Oct 27
- Frost-free season
- 200 days
- Hard freeze (28°F) ends
- Mar 29
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2254°
- FriOct 2356°
- SatOct 2455°
- SunOct 2555°
- MonOct 2650°
- TueOct 2747°
- WedOct 2851°
Planting calendar for Ponca City
Windows count forward or back from the average frost dates above. Click a crop for dates across Oklahoma.
TomatoesApr 17–May 1
PumpkinsApr 24–May 8
SunflowersApr 10–May 1
CucumbersApr 24–May 1
CornApr 17–May 1
Sweet potatoesMay 1–May 15
WatermelonApr 24–May 8
Green beansApr 17–May 8
ZucchiniApr 17–May 1
OkraMay 1–May 15
PeppersApr 24–May 8
BasilApr 17–May 1
Butternut squashApr 17–May 1
CantaloupeApr 24–May 8
EggplantApr 24–May 8
PotatoesMar 13–Mar 27
OnionsFeb 27–Mar 20
CarrotsMar 20–Apr 24
LettuceMar 27–Apr 17
BroccoliMar 13–Mar 27
BeetsMar 13–Apr 24
PeasFeb 27–Mar 13
CabbageMar 13–Mar 27
RadishesMar 6–Apr 17
Brussels sproutsMar 27–Apr 10
SpinachFeb 27–Mar 20
CilantroMar 27–Apr 17
KaleMar 13–Mar 27
Collard greensMar 13–Mar 27
TurnipsMar 13–Mar 27
DillApr 10–Apr 24
CeleryApr 17–Apr 24
CauliflowerMar 27–Apr 10
LeeksMar 27–Apr 10
Swiss chardMar 27–Apr 24
ParsleyMar 27–Apr 17
Tulip bulbsOct 13–Nov 17
GarlicOct 6–Nov 10
Daffodil bulbsSep 29–Nov 10
StrawberriesMar 13–Mar 27
AsparagusMar 13–Mar 27Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Mar 25 | Apr 10 | Apr 27 | Oct 14 | Oct 27 | Nov 10 |
| Hard freeze, 28°F | Mar 11 | Mar 29 | Apr 15 | Oct 21 | Nov 5 | Nov 20 |
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 Ponca City Municipal Airport (USW00013969) sits 2.3 miles from the center of Ponca City at 1,000 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 Ponca City, OK?
The average last frost date in Ponca City is April 10, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 27.
When is the first frost in Ponca City?
The first frost in fall usually comes around October 27. One year in ten it arrives before October 14.
How long is the growing season in Ponca City?
About 200 days between the average last and first frost.
When should I plant tomatoes in Ponca City?
Plant tomato seedlings outside from April 17 to May 1. Start seeds indoors six to eight weeks earlier.
Nearby in Oklahoma
- StillwaterApr 5
- EnidApr 6
- BartlesvilleApr 11
- Sand SpringsMar 30
- SapulpaMar 30
- OwassoMar 31
- EdmondApr 10
- TulsaMar 31
- JenksMar 30
- BixbyApr 1
- ClaremoreApr 7
- Broken ArrowApr 1