Last frost date in San Angelo, TX
The average last frost in San Angelo is March 20. By April 12 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about November 10, which leaves 232 frost-free days. An early freeze before October 28 happens one year in ten.
- Safe after (10% risk)
- Apr 12
- Average first frost
- Nov 10
- Frost-free season
- 232 days
- Hard freeze (28°F) ends
- Mar 6
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2260°
- FriOct 2360°
- SatOct 2463°
- SunOct 2561°
- MonOct 2659°
- TueOct 2755°
- WedOct 2857°
Planting calendar for San Angelo
Windows count forward or back from the average frost dates above. Click a crop for dates across Texas.
TomatoesMar 27–Apr 10
PumpkinsApr 3–Apr 17
SunflowersMar 20–Apr 10
CucumbersApr 3–Apr 10
CornMar 27–Apr 10
Sweet potatoesApr 10–Apr 24
WatermelonApr 3–Apr 17
Green beansMar 27–Apr 17
ZucchiniMar 27–Apr 10
OkraApr 10–Apr 24
PeppersApr 3–Apr 17
BasilMar 27–Apr 10
Butternut squashMar 27–Apr 10
CantaloupeApr 3–Apr 17
EggplantApr 3–Apr 17
PotatoesFeb 20–Mar 6
OnionsFeb 6–Feb 27
CarrotsFeb 27–Apr 3
LettuceMar 6–Mar 27
BroccoliFeb 20–Mar 6
BeetsFeb 20–Apr 3
PeasFeb 6–Feb 20
CabbageFeb 20–Mar 6
RadishesFeb 13–Mar 27
Brussels sproutsMar 6–Mar 20
SpinachFeb 6–Feb 27
CilantroMar 6–Mar 27
KaleFeb 20–Mar 6
Collard greensFeb 20–Mar 6
TurnipsFeb 20–Mar 6
DillMar 20–Apr 3
CeleryMar 27–Apr 3
CauliflowerMar 6–Mar 20
LeeksMar 6–Mar 20
Swiss chardMar 6–Apr 3
ParsleyMar 6–Mar 27
Tulip bulbsOct 27–Dec 1
GarlicOct 20–Nov 24
Daffodil bulbsOct 13–Nov 24
StrawberriesFeb 20–Mar 6
AsparagusFeb 20–Mar 6Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Mar 1 | Mar 20 | Apr 12 | Oct 28 | Nov 10 | Nov 28 |
| Hard freeze, 28°F | Feb 17 | Mar 6 | Mar 30 | Nov 5 | Nov 22 | Dec 8 |
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 San Angelo (USW00023034) sits 5.4 miles from the center of San Angelo at 1,890 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 San Angelo, TX?
The average last frost date in San Angelo is March 20, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 12.
When is the first frost in San Angelo?
The first frost in fall usually comes around November 10. One year in ten it arrives before October 28.
How long is the growing season in San Angelo?
About 232 days between the average last and first frost.
When should I plant tomatoes in San Angelo?
Plant tomato seedlings outside from March 27 to April 10. Start seeds indoors six to eight weeks earlier.
Nearby in Texas
- AbileneMar 20
- Big SpringMar 20
- MidlandMar 26
- OdessaMar 15
- West OdessaMar 15
- KerrvilleMar 27
- StephenvilleMar 29
- Del RioFeb 16
- Copperas CoveMar 14
- BoerneMar 15
- KilleenMar 14
- LeanderMar 6