Las Cruces, New Mexico · field elev 4,457 ft
Density Altitude at Las Cruces International (KLRU)
From a field elevation of 4,457 ft, a typical June afternoon at Las Cruces International (96 °F) raises density altitude to about 7,761 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 44.2 | 4,548 ft | 58.9 | 5,496 ft ▲ |
| February | 48.8 | 4,848 ft | 64.1 | 5,824 ft ▲ |
| March | 55.2 | 5,261 ft | 71.3 | 6,271 ft ▲ |
| April | 62.1 | 5,698 ft | 78.5 | 6,710 ft ▲ |
| May | 70.6 | 6,228 ft | 87.1 | 7,226 ft ▲ |
| June | 80.0 | 6,801 ft | 96.2 | 7,761 ft ▲ |
| July | 82.4 | 6,946 ft | 95.6 | 7,726 ft ▲ |
| August | 80.6 | 6,837 ft | 93.6 | 7,609 ft ▲ |
| September | 74.8 | 6,486 ft | 88.4 | 7,303 ft ▲ |
| October | 64.0 | 5,818 ft | 79.6 | 6,777 ft ▲ |
| November | 52.2 | 5,068 ft | 67.9 | 6,061 ft ▲ |
| December | 43.9 | 4,528 ft | 58.1 | 5,446 ft ▲ |
▲ above 5,000 ft · ⚠ above 8,000 ft. These are planning references at standard pressure and dry air — afternoon humidity and low pressure both push the real number higher. Run today's values below.
Run today’s numbers for KLRU
DENSITY ALTITUDE caution
Field elevation 4,457 ft — the air behaves like 7,749 ft.
- PRESSURE ALT
- 4,459 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- AIR DENSITY
- —
- WATER · GRAINS/LB
- —
For training and reference · verify with official sources and your POH before flight · no tool on this site renders a go / no-go judgment
Nearby New Mexico fields
- E05 — Hatch Municipal
Hatch · elev 4,129 ft
- KDNA — Dona Ana County International Jetport
Santa Teresa · elev 4,113 ft
- KDMN — Deming Municipal
Deming · elev 4,314 ft
- KALM — Alamogordo-White Sands Regional
Alamogordo · elev 4,200 ft
- KTCS — Truth Or Consequences Municipal
Truth Or Consequences · elev 4,862 ft
- E02 — Timberon
Alamogordo · elev 6,963 ft
- KSVC — Grant County
Silver City · elev 5,446 ft
- 94E — Whiskey Creek
Silver City · elev 6,126 ft
Frequently asked questions
How high does density altitude get at KLRU in summer?
On a typical June afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Las Cruces International reaches roughly 7,761 ft at standard pressure. Hotter-than-normal days, low pressure, and humidity all push it higher, so run the day's actual numbers before flying.
What is the density altitude at KLRU on an average day?
It swings with the seasons: from roughly 4,528 ft at the coldest month's average temperature to about 6,946 ft at the warmest month's — all from a constant field elevation of 4,457 ft. The month-by-month table above carries the full year.
What is the field elevation of Las Cruces International?
4,457 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KLRU (ICAO) / LRU (FAA), in Las Cruces, New Mexico.