Last frost date in El Paso de Robles, CA
The average last frost in El Paso de Robles is March 15. By April 13 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about November 10, which leaves 238 frost-free days. An early freeze before October 23 happens one year in ten.
- Safe after (10% risk)
- Apr 13
- Average first frost
- Nov 10
- Frost-free season
- 238 days
- Hard freeze (28°F) ends
- Feb 9
No frost in the next 6 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2243°
- FriOct 2345°
- SatOct 2444°
- SunOct 2544°
- MonOct 2643°
- TueOct 2743°
Planting calendar for El Paso de Robles
Windows count forward or back from the average frost dates above. Click a crop for dates across California.
TomatoesMar 22–Apr 5
PumpkinsMar 29–Apr 12
SunflowersMar 15–Apr 5
CucumbersMar 29–Apr 5
CornMar 22–Apr 5
Sweet potatoesApr 5–Apr 19
WatermelonMar 29–Apr 12
Green beansMar 22–Apr 12
ZucchiniMar 22–Apr 5
OkraApr 5–Apr 19
PeppersMar 29–Apr 12
BasilMar 22–Apr 5
Butternut squashMar 22–Apr 5
CantaloupeMar 29–Apr 12
EggplantMar 29–Apr 12
PotatoesFeb 15–Mar 1
OnionsFeb 1–Feb 22
CarrotsFeb 22–Mar 29
LettuceMar 1–Mar 22
BroccoliFeb 15–Mar 1
BeetsFeb 15–Mar 29
PeasFeb 1–Feb 15
CabbageFeb 15–Mar 1
RadishesFeb 8–Mar 22
Brussels sproutsMar 1–Mar 15
SpinachFeb 1–Feb 22
CilantroMar 1–Mar 22
KaleFeb 15–Mar 1
Collard greensFeb 15–Mar 1
TurnipsFeb 15–Mar 1
DillMar 15–Mar 29
CeleryMar 22–Mar 29
CauliflowerMar 1–Mar 15
LeeksMar 1–Mar 15
Swiss chardMar 1–Mar 29
ParsleyMar 1–Mar 22
Tulip bulbsOct 27–Dec 1
GarlicOct 20–Nov 24
Daffodil bulbsOct 13–Nov 24
StrawberriesFeb 15–Mar 1
AsparagusFeb 15–Mar 1Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Feb 12 | Mar 15 | Apr 13 | Oct 23 | Nov 10 | Nov 29 |
| Hard freeze, 28°F | Jan 2 | Feb 9 | Mar 4 | Nov 4 | Nov 26 | 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 Paso Robles (USC00046730) sits 2.0 miles from the center of El Paso de Robles at 730 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 El Paso de Robles, CA?
The average last frost date in El Paso de Robles is March 15, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 13.
When is the first frost in El Paso de Robles?
The first frost in fall usually comes around November 10. One year in ten it arrives before October 23.
How long is the growing season in El Paso de Robles?
About 238 days between the average last and first frost.
When should I plant tomatoes in El Paso de Robles?
Plant tomato seedlings outside from March 22 to April 5. Start seeds indoors six to eight weeks earlier.
Nearby in California
- AtascaderoMar 15
- San Luis ObispoJan 31
- Santa MariaFeb 4
- OrcuttFeb 4
- GreenfieldFeb 23
- LemooreFeb 24
- SoledadApr 23
- LompocJan 20
- CorcoranFeb 15
- WascoJan 31
- HanfordFeb 7
- DelanoJan 31