Last frost date in Randolph Town, MA
The average last frost in Randolph Town is April 18. By April 30 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about October 26, which leaves 190 frost-free days. An early freeze before October 9 happens one year in ten.
- Safe after (10% risk)
- Apr 30
- Average first frost
- Oct 26
- Frost-free season
- 190 days
- Hard freeze (28°F) ends
- Apr 6
Frost likely Fri night, low 31°F
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2237°
- FriOct 2331°frost
- SatOct 2432°frost
- SunOct 2536°possible frost
- MonOct 2643°
- TueOct 2739°
- WedOct 2840°
Planting calendar for Randolph Town
Windows count forward or back from the average frost dates above. Click a crop for dates across Massachusetts.
TomatoesApr 25–May 9
PumpkinsMay 2–May 16
SunflowersApr 18–May 9
CucumbersMay 2–May 9
CornApr 25–May 9
Sweet potatoesMay 9–May 23
WatermelonMay 2–May 16
Green beansApr 25–May 16
ZucchiniApr 25–May 9
OkraMay 9–May 23
PeppersMay 2–May 16
BasilApr 25–May 9
Butternut squashApr 25–May 9
CantaloupeMay 2–May 16
EggplantMay 2–May 16
PotatoesMar 21–Apr 4
OnionsMar 7–Mar 28
CarrotsMar 28–May 2
LettuceApr 4–Apr 25
BroccoliMar 21–Apr 4
BeetsMar 21–May 2
PeasMar 7–Mar 21
CabbageMar 21–Apr 4
RadishesMar 14–Apr 25
Brussels sproutsApr 4–Apr 18
SpinachMar 7–Mar 28
CilantroApr 4–Apr 25
KaleMar 21–Apr 4
Collard greensMar 21–Apr 4
TurnipsMar 21–Apr 4
DillApr 18–May 2
CeleryApr 25–May 2
CauliflowerApr 4–Apr 18
LeeksApr 4–Apr 18
Swiss chardApr 4–May 2
ParsleyApr 4–Apr 25
Tulip bulbsOct 12–Nov 16
GarlicOct 5–Nov 9
Daffodil bulbsSep 28–Nov 9
StrawberriesMar 21–Apr 4
AsparagusMar 21–Apr 4Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Apr 7 | Apr 18 | Apr 30 | Oct 9 | Oct 26 | Nov 8 |
| Hard freeze, 28°F | Mar 28 | Apr 6 | Apr 18 | Oct 23 | Nov 5 | Nov 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 Blue Hill Coop (USC00190736) sits 3.9 miles from the center of Randolph Town at 625 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 Randolph Town, MA?
The average last frost date in Randolph Town is April 18, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 30.
When is the first frost in Randolph Town?
The first frost in fall usually comes around October 26. One year in ten it arrives before October 9.
How long is the growing season in Randolph Town?
About 190 days between the average last and first frost.
When should I plant tomatoes in Randolph Town?
Plant tomato seedlings outside from April 25 to May 9. Start seeds indoors six to eight weeks earlier.