Frost Dates for Poughkeepsie, NY

In Poughkeepsie, NY, the average last spring frost is around Apr 21 and the average first fall frost around Oct 21, for a growing season of about 183 days. For frost-tender plants, wait until May 4, when the chance of frost drops to 10%.

Average last frostApr 2150% chance of frost after this date
Safe to plantMay 4only a 10% chance of frost after
Average first frostOct 2150% chance of frost before this date
Growing season183 daysfrost-free in an average year

Based on NOAA 1991–2020 records from the Poughkeepsie, NY weather station, 2 miles away, elevation 251 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.

Frost probability by date

Chance of a 32°F frost after the spring date, or before the fall date.

ChanceLast spring frostFirst fall frost
10%May 4Oct 7
20%Apr 30Oct 11
30%Apr 27Oct 14
40%Apr 24Oct 18
50%Apr 21Oct 21
60%Apr 18Oct 25
70%Apr 15Oct 29
80%Apr 11Nov 1
90%Apr 6Nov 5

Light frost vs. hard freeze

Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.

TemperatureLast in springFirst in fall
Light frost (36°F)May 2Oct 10
Frost / freeze (32°F)Apr 21Oct 21
Hard freeze (28°F)Apr 7Nov 2

Planting calendar for Poughkeepsie

Start indoors Plant outside Fall planting
JanFebMarAprMayJunJulAugSepOctNovDec
Tomatoes
Indoors Feb 24 – Mar 10
Transplant Apr 28 – May 12
Peppers
Indoors Feb 10 – Feb 24
Transplant May 5 – May 19
Eggplant
Indoors Feb 10 – Feb 24
Transplant May 5 – May 19
Basil
Indoors Mar 10 – Mar 24
Transplant Apr 28 – May 12
Cucumbers
Indoors Mar 24 – Mar 31
Sow or transplant Apr 28 – May 12
Zucchini and summer squash
Indoors Mar 24 – Mar 31
Sow or transplant Apr 28 – May 12
Pumpkins and winter squash
Sow Apr 28 – May 12
Watermelons and melons
Indoors Mar 24 – Mar 31
Sow or transplant May 5 – May 19
Green beans
Sow Apr 28 – May 12
Sweet corn
Sow Apr 28 – May 12
Lettuce
Indoors Mar 10 – Mar 24
Sow or transplant Mar 24 – Apr 7
Fall sowing Aug 26 – Sep 23
Spinach
Sow Mar 10 – Mar 31
Fall sowing Aug 26 – Sep 16
Peas
Sow Mar 10 – Mar 24
Fall sowing Aug 12 – Aug 26
Kale
Indoors Feb 24 – Mar 10
Sow or transplant Mar 24 – Apr 7
Fall sowing Aug 12 – Sep 9
Broccoli
Indoors Feb 24 – Mar 10
Transplant Apr 7 – Apr 21
Fall sowing Jul 29 – Aug 12
Cabbage
Indoors Feb 24 – Mar 10
Transplant Mar 31 – Apr 14
Fall sowing Jul 29 – Aug 12
Carrots
Sow Mar 31 – Apr 21
Fall sowing Jul 29 – Aug 12
Radishes
Sow Mar 17 – Apr 7
Fall sowing Sep 9 – Sep 30
Beets
Sow Mar 31 – Apr 21
Fall sowing Aug 12 – Aug 26
Onions (sets or transplants)
Indoors Jan 27 – Feb 10
Plant Mar 24 – Apr 7
Potatoes
Plant Mar 31 – Apr 14
Garlic
Plant Oct 21 – Nov 18

Based on the average last frost (Apr 21) and first frost (Oct 21). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.

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