Home › New Mexico › Las Vegas (New Mexico)

First and last freeze dates in Las Vegas (New Mexico), NM

The first freeze of fall (a low of 32°F or colder) typically comes around Oct 7, and the last freeze of spring around May 9.

This fall so far (data through Oct 16, 2026): first freeze (32°F or colder) Oct 15 at this station. Observed data, can lag a day or two.

Oct 7Median first fall freeze (≤32°F)

May 9Median last spring freeze (≤32°F)

148Median freeze-free days between

First and last freeze dates in Las Vegas (New Mexico)

Threshold	Event	Median date	Typical range (10th–90th pct)	Earliest / latest	Years with one
32°F or colder (freeze)	First in fall	Oct 7	Sep 21 – Oct 14	Sep 8 (2020) / Oct 28 (2015)	100%
32°F or colder (freeze)	Last in spring	May 9	Apr 28 – May 23	–	100%
28°F or colder (hard freeze)	First in fall	Oct 18	Oct 7 – Oct 29	Sep 29 (1999) / Nov 5 (2015)	100%
28°F or colder (hard freeze)	Last in spring	Apr 29	Apr 18 – May 12	–	100%

Based on the station’s daily minimum temperature, 1995–2024. “Freeze” here means a daily low at or below the threshold, which is not the same as visible frost. Your yard can differ by several degrees and days from an airport weather station, so use these as planning odds, not guarantees.

The median stretch between the last spring freeze and the first fall freeze (the freeze-free season) was about 148 days.

Nearby weather stations

Source station: Las Vegas Muni Ap (USW00023054), elevation 6,870 ft. Data: NOAA NCEI GHCN-Daily. Computed by First Snow Dates; how we calculate this. Historical averages only; for a forecast see weather.gov.

Planning for winter? Heat pump vs gas furnace, propane and oil: heating cost in New Mexico (on our sister site PlugVsPump, from EIA prices).