Magdalena, New Mexico · field elev 6,730 ft
Density Altitude at Magdalena (N29)
Magdalena is a genuine high-and-hot field: from 6,730 ft of elevation, a typical July afternoon (82 °F) pushes density altitude to about 9,675 ft — the airplane performs like it is 2,945 ft above the field before the wheels roll.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 31.6 | 6,525 ft | 45.6 | 7,438 ft ▲ |
| February | 35.1 | 6,756 ft | 49.4 | 7,681 ft ▲ |
| March | 40.5 | 7,109 ft | 56.2 | 8,110 ft ⚠ |
| April | 47.2 | 7,541 ft | 63.0 | 8,531 ft ⚠ |
| May | 55.8 | 8,085 ft | 71.8 | 9,067 ft ⚠ |
| June | 65.5 | 8,685 ft | 81.8 | 9,663 ft ⚠ |
| July | 68.9 | 8,892 ft | 82.0 | 9,675 ft ⚠ |
| August | 66.7 | 8,758 ft | 79.6 | 9,533 ft ⚠ |
| September | 60.5 | 8,377 ft | 74.9 | 9,253 ft ⚠ |
| October | 50.0 | 7,719 ft | 65.9 | 8,709 ft ⚠ |
| November | 39.0 | 7,011 ft | 55.1 | 8,041 ft ⚠ |
| December | 31.2 | 6,498 ft | 45.8 | 7,451 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 N29
DENSITY ALTITUDE high DA
Field elevation 6,730 ft — the air behaves like 9,675 ft.
- PRESSURE ALT
- 6,732 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- 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
- KONM — Socorro Municipal
Socorro · elev 4,875 ft
- KBRG — Belen Regional
Belen · elev 5,200 ft
- E98 — Mid Valley Airpark
Los Lunas · elev 4,836 ft
- KTCS — Truth Or Consequences Municipal
Truth Or Consequences · elev 4,862 ft
- M10 — Mountainair Municipal
Mountainair · elev 6,492 ft
- KABQ — Albuquerque International Sunport
Albuquerque · elev 5,355 ft
- KAEG — Double Eagle Ii
Albuquerque · elev 5,837 ft
- 13Q — Jewett Mesa
Apache Creek · elev 7,681 ft
Frequently asked questions
How high does density altitude get at N29 in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Magdalena reaches roughly 9,675 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 N29 on an average day?
It swings with the seasons: from roughly 6,498 ft at the coldest month's average temperature to about 8,892 ft at the warmest month's — all from a constant field elevation of 6,730 ft. The month-by-month table above carries the full year.
What is the field elevation of Magdalena?
6,730 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is N29 (FAA), in Magdalena, New Mexico.