Last frost date in Alliance, OH

Average last frost
April 24

Expect the last frost in Alliance around April 24. Frost after May 11 happens in only one year out of ten. The first fall frost usually arrives about October 26, which leaves 184 frost-free days. An early freeze before October 11 happens one year in ten.

Safe after (10% risk)
May 11
Average first frost
Oct 26
Frost-free season
184 days
Hard freeze (28°F) ends
Apr 13
Next 7 nights in Alliance

Frost possible in low spots Fri night, low 35°F

National Weather Service forecast, updated Oct 22, 12:57 UTC

  1. ThuOct 2240°
  2. FriOct 2335°possible frost
  3. SatOct 2436°possible frost
  4. SunOct 2541°
  5. MonOct 2644°
  6. TueOct 2745°
  7. WedOct 2843°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Apr 24First frost Oct 26184 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND184 frost-free days
Frost risk through the year at Akron Canton Regional Airport, 16.4 miles from Alliance.

Planting calendar for Alliance

Windows count forward or back from the average frost dates above. Click a crop for dates across Ohio.

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
Warm-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
TomatoesMay 1–May 15
PumpkinsMay 8–May 22
SunflowersApr 24–May 15
CucumbersMay 8–May 15
CornMay 1–May 15
Sweet potatoesMay 15–May 29
WatermelonMay 8–May 22
Green beansMay 1–May 22
ZucchiniMay 1–May 15
OkraMay 15–May 29
PeppersMay 8–May 22
BasilMay 1–May 15
Butternut squashMay 1–May 15
CantaloupeMay 8–May 22
EggplantMay 8–May 22
Cool-season crops
JanFebMarAprMayJunJulAugSepOctNovDec
PotatoesMar 27–Apr 10
OnionsMar 13–Apr 3
CarrotsApr 3–May 8
LettuceApr 10–May 1
BroccoliMar 27–Apr 10
BeetsMar 27–May 8
PeasMar 13–Mar 27
CabbageMar 27–Apr 10
RadishesMar 20–May 1
Brussels sproutsApr 10–Apr 24
SpinachMar 13–Apr 3
CilantroApr 10–May 1
KaleMar 27–Apr 10
Collard greensMar 27–Apr 10
TurnipsMar 27–Apr 10
DillApr 24–May 8
CeleryMay 1–May 8
CauliflowerApr 10–Apr 24
LeeksApr 10–Apr 24
Swiss chardApr 10–May 8
ParsleyApr 10–May 1
Fall bulbs and garlic
JanFebMarAprMayJunJulAugSepOctNovDec
Tulip bulbsOct 12–Nov 16
GarlicOct 5–Nov 9
Daffodil bulbsSep 28–Nov 9
Perennials
JanFebMarAprMayJunJulAugSepOctNovDec
StrawberriesMar 27–Apr 10
AsparagusMar 27–Apr 10

Frost probabilities

ThresholdSpring, 90% chance laterSpring, 50%Spring, 10%Fall, 10% chance earlierFall, 50%Fall, 90%
Light frost, 32°FApr 10Apr 24May 11Oct 11Oct 26Nov 8
Hard freeze, 28°FMar 29Apr 13Apr 30Oct 26Nov 7Nov 21

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 Akron Canton Regional Airport (USW00014895) sits 16.4 miles from the center of Alliance at 1,208 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 Alliance, OH?

The average last frost date in Alliance is April 24, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after May 11.

When is the first frost in Alliance?

The first frost in fall usually comes around October 26. One year in ten it arrives before October 11.

How long is the growing season in Alliance?

About 184 days between the average last and first frost.

When should I plant tomatoes in Alliance?

Plant tomato seedlings outside from May 1 to May 15. Start seeds indoors six to eight weeks earlier.

Nearby in Ohio

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