Last frost date in West Seneca, NY

Average last frost
April 24

The average last frost in West Seneca is April 24. By May 9 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about October 26, which leaves 183 frost-free days. An early freeze before October 10 happens one year in ten.

Safe after (10% risk)
May 9
Average first frost
Oct 26
Frost-free season
183 days
Hard freeze (28°F) ends
Apr 13
Next 7 nights in West Seneca

Frost possible in low spots Fri night, low 33°F

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

  1. ThuOct 2237°
  2. FriOct 2333°possible frost
  3. SatOct 2438°
  4. SunOct 2546°
  5. MonOct 2643°
  6. TueOct 2740°
  7. WedOct 2842°
JanFebMarAprMayJunJulAugSepOctNovDecLast frost Apr 24First frost Oct 26183 frost-free daysBlue: chance of 32°F frost. Green: average frost-free season.JFMAMJJASOND183 frost-free days
Frost risk through the year at Buffalo, 7.7 miles from West Seneca.

Planting calendar for West Seneca

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

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 11Apr 24May 9Oct 10Oct 26Nov 9
Hard freeze, 28°FApr 1Apr 13Apr 27Oct 25Nov 6Nov 22

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 Buffalo (USW00014733) sits 7.7 miles from the center of West Seneca at 693 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 West Seneca, NY?

The average last frost date in West Seneca is April 24, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after May 9.

When is the first frost in West Seneca?

The first frost in fall usually comes around October 26. One year in ten it arrives before October 10.

How long is the growing season in West Seneca?

About 183 days between the average last and first frost.

When should I plant tomatoes in West Seneca?

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

Nearby in New York

All 89 cities in New York