Last frost date in Monroe, NC
In Monroe, the last spring frost comes around April 3 in an average year. Wait until April 18 if you want 90% odds of no more frost. The first fall frost usually arrives about November 1, which leaves 213 frost-free days. An early freeze before October 21 happens one year in ten.
- Safe after (10% risk)
- Apr 18
- Average first frost
- Nov 1
- Frost-free season
- 213 days
- Hard freeze (28°F) ends
- Mar 23
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2242°
- FriOct 2344°
- SatOct 2443°
- SunOct 2542°
- MonOct 2642°
- TueOct 2747°
- WedOct 2848°
Planting calendar for Monroe
Windows count forward or back from the average frost dates above. Click a crop for dates across North Carolina.
TomatoesApr 10–Apr 24
PumpkinsApr 17–May 1
SunflowersApr 3–Apr 24
CucumbersApr 17–Apr 24
CornApr 10–Apr 24
Sweet potatoesApr 24–May 8
WatermelonApr 17–May 1
Green beansApr 10–May 1
ZucchiniApr 10–Apr 24
OkraApr 24–May 8
PeppersApr 17–May 1
BasilApr 10–Apr 24
Butternut squashApr 10–Apr 24
CantaloupeApr 17–May 1
EggplantApr 17–May 1
PotatoesMar 6–Mar 20
OnionsFeb 20–Mar 13
CarrotsMar 13–Apr 17
LettuceMar 20–Apr 10
BroccoliMar 6–Mar 20
BeetsMar 6–Apr 17
PeasFeb 20–Mar 6
CabbageMar 6–Mar 20
RadishesFeb 27–Apr 10
Brussels sproutsMar 20–Apr 3
SpinachFeb 20–Mar 13
CilantroMar 20–Apr 10
KaleMar 6–Mar 20
Collard greensMar 6–Mar 20
TurnipsMar 6–Mar 20
DillApr 3–Apr 17
CeleryApr 10–Apr 17
CauliflowerMar 20–Apr 3
LeeksMar 20–Apr 3
Swiss chardMar 20–Apr 17
ParsleyMar 20–Apr 10
Tulip bulbsOct 18–Nov 22
GarlicOct 11–Nov 15
Daffodil bulbsOct 4–Nov 15
StrawberriesMar 6–Mar 20
AsparagusMar 6–Mar 20Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Mar 17 | Apr 3 | Apr 18 | Oct 21 | Nov 1 | Nov 14 |
| Hard freeze, 28°F | Mar 1 | Mar 23 | Apr 7 | Oct 30 | Nov 10 | Nov 29 |
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 Monroe 2 SE (USC00315771) sits 2.6 miles from the center of Monroe at 550 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 Monroe, NC?
The average last frost date in Monroe is April 3, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 18.
When is the first frost in Monroe?
The first frost in fall usually comes around November 1. One year in ten it arrives before October 21.
How long is the growing season in Monroe?
About 213 days between the average last and first frost.
When should I plant tomatoes in Monroe?
Plant tomato seedlings outside from April 10 to April 24. Start seeds indoors six to eight weeks earlier.
Nearby in North Carolina
- Indian TrailMar 31
- WaxhawMar 31
- MatthewsMar 31
- Mint HillMar 31
- CharlotteMar 30
- HarrisburgApr 1
- ConcordApr 1
- HuntersvilleMar 30
- KannapolisApr 1
- CorneliusApr 1
- GastoniaMar 27
- MooresvilleApr 9