Data: 2023 USDA zones (PRISM/OSU) · NOAA 1991–2020 normals · updated Oct 29, 2026

Planting zone for 87046 — Regina, NM

ZIP code 87046 (Regina, Sandoval County) is in USDA zone 5b: the coldest winter night averages −15 to −10 °F. The median last spring frost is May 28 and the first fall frost September 27.

Where ZIP 87046 is

Outlined: the ZIP code area · tap the map for the zone at any spot · scroll or pinch to zoom

Not the official USDA Plant Hardiness Zone Map. Zones come from the 2023 USDA hardiness-zone data by the PRISM Group, Oregon State University; we re-mapped and recolored them. The official map is at planthardiness.ars.usda.gov.

Zone5b−15 to −10 °F

Coldest night−26.1 to −23.3 °C

Last frostMay 28

First frostSep 27

2012 zone5b

Same zone as on the 2012 map. The zone is the one at the center of the ZIP code; hilly ZIPs can span two zones. What zone 5b means →

Frost forecast — next 7 nights

live from the National Weather Service

Loading the forecast for Regina, NM…

Forecast data: National Weather Service (api.weather.gov), public domain. This is not a warning service — for official frost and freeze warnings see weather.gov.

Frost dates in Regina, NM

JanFebMarAprMayJunJulAugSepOctNovDec

Blue: frost possible · fading green: frost risk falling or rising (90% → 10%) · green: frost-free

Last spring frostMay 28median — 50% chance of a later frost

Safe for tender plantsJune 12only 10% chance of frost after

First fall frostSeptember 27median — 10% chance by Sep 15

Growing season121 daysfrost-free, median

A hard freeze (28 °F) usually ends around May 15 and returns around October 5.

From the NOAA station Lindrith 1 Wsw, NM — 8 miles away, elevation 7,221 ft. NOAA NCEI U.S. Climate Normals 1991–2020, 32 °F threshold. Low spots and valleys can freeze later in spring than the station.

When to plant vegetables in 87046

JanFebMarAprMayJunJulAugSepOctNovDec

PeasSow outdoors · Apr 16 – Apr 30

SpinachSow outdoors · Apr 16 – May 7

Broccoli, cabbageStart indoors · Mar 19 – Apr 2

Broccoli, cabbageTransplant · May 7 – May 21

Onion setsPlant outdoors · Apr 30 – May 14

PotatoesPlant outdoors · May 7 – May 21

LettuceSow outdoors · Apr 30 – May 14

Carrots, beetsSow outdoors · May 7 – May 21

TomatoesStart indoors · Apr 2 – Apr 16

TomatoesTransplant · Jun 4 – Jun 18

Peppers, eggplantStart indoors · Mar 19 – Apr 2

Peppers, eggplantTransplant · Jun 11 – Jun 25

BeansSow outdoors · Jun 4 – Jun 18

Sweet cornSow outdoors · Jun 4 – Jun 18

Cucumbers, squashSow outdoors · Jun 4 – Jun 18

Fall lettuce, spinachSow outdoors · Aug 2 – Aug 16

GarlicPlant cloves · Sep 13 – Oct 18

Start seeds indoorsSow or plant outdoorsFall plantingMedian last & first frost

Counted from the median last spring frost (May 28) and first fall frost (Sep 27) with the rules of thumb U.S. extension services publish. Cool-season crops take a light frost; warm-season crops do best once the soil is above about 60 °F.

When spring arrived in 2026

In 2026, spring leaf-out near 87046 came on Mar 22 — 16 days earlier than the 1991–2020 average (Apr 7).

average
Apr 72026
Mar 22

JanFebMarAprMayJun

The Spring Index marks the day when accumulated warmth is enough for lilac and honeysuckle to leaf out — a widely used signal that the growing season has started. Source: USA National Phenology Network, www.usanpn.org — Spring Indices, first leaf, 2026 (data as of 2026-09-08) and 30-year average 1991–2020 (CC BY 4.0).

Native plants for zone 5b in New Mexico

481 plants native to the lower 48 states, recorded in New Mexico, and rated by the USDA to survive −15 °F or colder — the bottom of zone 5b. Each links to its USDA PLANTS profile.

Source: USDA, NRCS. 2026. The PLANTS Database (plants.usda.gov), National Plant Data Team — state distribution, native status and the “Temperature, Minimum” characteristic. Check light, moisture and soil needs before buying; local nurseries and your state native plant society can confirm what thrives in Regina, NM.

Soil in Regina, NM

The soil mapped at the center of ZIP 87046 is Menefee — clay loam, well drained.

TextureClay loamholds water and nutrients; slow to drain and warm up

pH7.9alkaline; most vegetables like 6.0–7.0

DrainageWell drainednatural drainage class

Organic matter2.5%moderate

Hydrologic groupDwater soaks in very slowly

Farmland classNot prime farmlandUSDA classification

Map unit: Badland.

Soil Survey Staff, Natural Resources Conservation Service, USDA. Soil Survey Geographic (SSURGO) Database, via Soil Data Access, accessed 2026-10-29. The soil at the center point of ZIP 87046; soils change within a few hundred feet, so a home soil test (pH, nutrients) is still the best guide.

Climate in Regina, NM

Summer high85 °Faverage high, July

Winter low12 °Faverage low, January

Hot days22days a year at 90 °F or more

Freezing nights196nights a year at 32 °F or less

Growing degree days2,039base 50 °F — the season’s usable heat

Longest day14 h 38 mindaylight on June 21

Shortest day9 h 41 mindaylight on December 21

Onions to growIntermediateday-neutral types bulb best; long-day varieties may not bulb fully

Precipitation15.5 inper year, rain and melted snow

Snowfall50 inper year

Average high and low, by month

Precipitation by month inches · ❄ = snowfall

NOAA NCEI U.S. Climate Normals 1991–2020 — temperature: Lindrith 1 Wsw, NM (8 mi away); precipitation: Lindrith 1 Wsw, NM (8 mi away). Daylight is calculated from latitude.

Nearby ZIP codes

5 of the 8 nearest ZIP codes are in a different zone — elevation and distance from water change winter lows quickly.

Youngsville, NM · 22 mi

New Mexico planting zones →

Questions about 87046

What planting zone is ZIP code 87046?

ZIP code 87046 (Regina, NM) is in USDA hardiness zone 5b on the 2023 map: the coldest night of an average winter reaches −15 to −10 °F (−26.1 to −23.3 °C).

When is the last frost in Regina, NM?

The median last spring frost (32 °F) near 87046 is May 28; after June 12 there is only a 10% chance of frost. Data: NOAA 1991–2020 normals, Lindrith 1 Wsw station.

When is the first frost in Regina, NM?

The median first fall frost near 87046 is September 27, giving a median frost-free growing season of 121 days.

When should I plant tomatoes in 87046?

Start tomato seeds indoors around Apr 2 – Apr 16 and set transplants outside around Jun 4 – Jun 18, one to three weeks after the median last frost.

How much rain and snow does 87046 get?

About 15.5 inches of precipitation a year and 50 inches of snowfall (NOAA 1991–2020 normals, Lindrith 1 Wsw station).

How hot do summers get in Regina, NM?

The average high peaks at 85 °F in July, with about 22 days a year at 90 °F or more.

What kind of soil does 87046 have?

The USDA soil survey maps Menefee at the center of ZIP 87046: clay loam, well drained, pH about 7.9 (alkaline).

Did spring come early in Regina, NM in 2026?

Spring leaf-out near 87046 came on Mar 22 in 2026, 16 days earlier than the 1991–2020 average (Apr 7), according to the USA National Phenology Network Spring Index.

What kind of onions grow in Regina, NM?

Intermediate onions: the longest day near 87046 is 14 h 38 min, so day-neutral types bulb best; long-day varieties may not bulb fully.