Frost Dates for Santa Fe, NM

In Santa Fe, NM, the average last spring frost is around May 14 and the average first fall frost around Oct 6, for a growing season of about 144 days. For frost-tender plants, wait until May 28, when the chance of frost drops to 10%.

Average last frostMay 1450% chance of frost after this date
Safe to plantMay 28only a 10% chance of frost after
Average first frostOct 650% chance of frost before this date
Growing season144 daysfrost-free in an average year

Based on NOAA 1991–2020 records from the Santa Fe 2, NM weather station, 3 miles away, elevation 6,756 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 28Sep 25
20%May 23Sep 29
30%May 20Oct 1
40%May 17Oct 4
50%May 14Oct 6
60%May 11Oct 9
70%May 7Oct 11
80%May 4Oct 15
90%Apr 30Oct 18

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 26Sep 29
Frost / freeze (32°F)May 14Oct 6
Hard freeze (28°F)May 3Oct 16

Planting calendar for Santa Fe

Start indoors Plant outside Fall planting
JanFebMarAprMayJunJulAugSepOctNovDec
Tomatoes
Indoors Mar 19 – Apr 2
Transplant May 21 – Jun 4
Peppers
Indoors Mar 5 – Mar 19
Transplant May 28 – Jun 11
Eggplant
Indoors Mar 5 – Mar 19
Transplant May 28 – Jun 11
Basil
Indoors Apr 2 – Apr 16
Transplant May 21 – Jun 4
Cucumbers
Indoors Apr 16 – Apr 23
Sow or transplant May 21 – Jun 4
Zucchini and summer squash
Indoors Apr 16 – Apr 23
Sow or transplant May 21 – Jun 4
Pumpkins and winter squash
Sow May 21 – Jun 4
Watermelons and melons
Indoors Apr 16 – Apr 23
Sow or transplant May 28 – Jun 11
Green beans
Sow May 21 – Jun 4
Sweet corn
Sow May 21 – Jun 4
Lettuce
Indoors Apr 2 – Apr 16
Sow or transplant Apr 16 – Apr 30
Fall sowing Aug 11 – Sep 8
Spinach
Sow Apr 2 – Apr 23
Fall sowing Aug 11 – Sep 1
Peas
Sow Apr 2 – Apr 16
Fall sowing Jul 28 – Aug 11
Kale
Indoors Mar 19 – Apr 2
Sow or transplant Apr 16 – Apr 30
Fall sowing Jul 28 – Aug 25
Broccoli
Indoors Mar 19 – Apr 2
Transplant Apr 30 – May 14
Fall sowing Jul 14 – Jul 28
Cabbage
Indoors Mar 19 – Apr 2
Transplant Apr 23 – May 7
Fall sowing Jul 14 – Jul 28
Carrots
Sow Apr 23 – May 14
Fall sowing Jul 14 – Jul 28
Radishes
Sow Apr 9 – Apr 30
Fall sowing Aug 25 – Sep 15
Beets
Sow Apr 23 – May 14
Fall sowing Jul 28 – Aug 11
Onions (sets or transplants)
Indoors Feb 19 – Mar 5
Plant Apr 16 – Apr 30
Potatoes
Plant Apr 23 – May 7
Garlic
Plant Oct 6 – Nov 3

Based on the average last frost (May 14) and first frost (Oct 6). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.

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