When is the last frost in Teton Village, WY?

For ZIP code 83025, the average last spring frost (32°F) is June 24, based on NOAA 1991-2020 climate normals for the Moose 1 Nne, WY weather station. There is a 1-in-10 chance of a frost after July 11.

When is the first frost in Teton Village, WY?

The average first fall frost (32°F) is August 28. There is a 1-in-10 chance of frost by August 8, so tender plants are at risk from that point on.

How long is the growing season in 83025?

In half of years, the frost-free season (between the last and first 32°F frost) is at least 63 days long.

Are these frost dates a forecast?

No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.

Frost dates for 83025Teton Village, WY

The average last spring frost in Teton Village is June 24 and the average first fall frost is August 28, giving a typical growing season of about 63 days. Dates are based on NOAA 1991-2020 climate normals.

Average last spring frost: Jun 24
Average first fall frost: Aug 28
Growing season: 63 days

Frost risk by date

NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.

Spring dates: chance of a frost AFTER the date. Fall dates: chance of a frost BEFORE the date.
Temperature	Last spring: 90% / 50% / 10% chance	First fall: 10% / 50% / 90% chance	Growing season (50%)	Years with at least one
Light frost (36°F)	—	—	34 days	100%
Frost / freeze (32°F)	Jun 8 · Jun 24 · Jul 11	Aug 8 · Aug 28 · Sep 12	63 days	100%
Hard freeze (28°F)	May 16 · Jun 7 · Jun 23	Aug 24 · Sep 12 · Sep 28	96 days	100%

Where these dates come from

ZIP code 83025 is matched to the NOAA station Moose 1 Nne, WY, 12.3 km away, at 6,466 ft elevation (83 ft lower than the ZIP code's center). Nearby stations for comparison:

Station	Elevation	Avg last frost	Avg first frost
Moose 1 Nne, WY (used)	6,466 ft	Jun 24	Aug 28
Moose, WY	6,444 ft	Jun 20	Aug 31
Jackson, WY	6,210 ft	—	—
Alta 1 Nnw, WY	6,440 ft	Jun 14	Sep 11

Frost dates near Teton Village

Wilson, WY 83014 · last —, first —
Jackson, WY 83002 · last —, first —
Moose, WY 83012 · last —, first —
Kelly, WY 83011 · last —, first —
Victor, ID 83455 · last Jun 13, first Sep 9
Driggs, ID 83422 · last Jun 13, first Sep 9
Alta, WY 83414 · last —, first —
Tetonia, ID 83452 · last Jun 13, first Sep 9

Frequently asked questions

When is the last frost in Teton Village, WY?: For ZIP code 83025, the average last spring frost (32°F) is June 24, based on NOAA 1991-2020 climate normals for the Moose 1 Nne, WY weather station. There is a 1-in-10 chance of a frost after July 11.
When is the first frost in Teton Village, WY?: The average first fall frost (32°F) is August 28. There is a 1-in-10 chance of frost by August 8, so tender plants are at risk from that point on.
How long is the growing season in 83025?: In half of years, the frost-free season (between the last and first 32°F frost) is at least 63 days long.
Are these frost dates a forecast?: No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.