Alamogordo, New Mexico · field elev 4,200 ft

Density Altitude at Alamogordo-White Sands Regional (KALM)

From a field elevation of 4,200 ft, a typical June afternoon at Alamogordo-White Sands Regional (94 °F) raises density altitude to about 7,322 ft — solidly into the range where performance charts deserve a close read.

worst typical month: June · ≈7,322 ft station: ALAMOGORDO · 6 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at ALAMOGORDO (6 mi from the field) · standard pressure, dry air
Month Avg temp °F DA at avg temp Afternoon high °F DA on a typical afternoon
January 44.0 4,217 ft 54.8 4,919 ft
February 48.7 4,525 ft 60.1 5,257 ft ▲
March 55.2 4,945 ft 67.6 5,728 ft ▲
April 63.1 5,447 ft 75.8 6,234 ft ▲
May 71.7 5,982 ft 84.8 6,778 ft ▲
June 81.1 6,555 ft 94.0 7,322 ft ▲
July 81.2 6,561 ft 92.6 7,240 ft ▲
August 79.4 6,453 ft 91.1 7,152 ft ▲
September 74.1 6,130 ft 85.5 6,819 ft ▲
October 63.3 5,459 ft 75.4 6,209 ft ▲
November 52.1 4,746 ft 63.6 5,478 ft ▲
December 43.3 4,171 ft 54.1 4,874 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 KALM

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 7,322 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 7,322 ft caution

Field elevation 4,200 ft — the air behaves like 7,322 ft.

PRESSURE ALT
4,202 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

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Frequently asked questions

How high does density altitude get at KALM in summer?

On a typical June afternoon — around 94 °F at the nearest NOAA normals station — density altitude at Alamogordo-White Sands Regional reaches roughly 7,322 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 KALM on an average day?

It swings with the seasons: from roughly 4,171 ft at the coldest month's average temperature to about 6,561 ft at the warmest month's — all from a constant field elevation of 4,200 ft. The month-by-month table above carries the full year.

What is the field elevation of Alamogordo-White Sands Regional?

4,200 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KALM (ICAO) / ALM (FAA), in Alamogordo, New Mexico.