Walla Walla, Washington · field elev 1,194 ft

Density Altitude at Walla Walla Regional (KALW)

Walla Walla Regional sits at 1,194 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 3,447 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈3,447 ft station: WALLA WALLA RGNL AP · 0 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at WALLA WALLA RGNL AP (0 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 36.3 −30 ft 41.9 353 ft
February 39.7 204 ft 46.5 664 ft
March 46.8 684 ft 55.8 1,282 ft
April 52.5 1,064 ft 62.5 1,719 ft
May 60.4 1,582 ft 71.4 2,288 ft
June 67.0 2,008 ft 79.0 2,765 ft
July 76.3 2,596 ft 90.1 3,447 ft
August 75.2 2,528 ft 88.6 3,356 ft
September 66.2 1,957 ft 78.5 2,734 ft
October 53.7 1,144 ft 63.4 1,777 ft
November 42.4 387 ft 49.2 845 ft
December 35.6 −78 ft 41.0 292 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 KALW

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 3,441 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 3,441 ft

Field elevation 1,194 ft — the air behaves like 3,441 ft.

PRESSURE ALT
1,195 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

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Frequently asked questions

How high does density altitude get at KALW in summer?

On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Walla Walla Regional reaches roughly 3,447 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 KALW on an average day?

It swings with the seasons: from roughly −78 ft at the coldest month's average temperature to about 2,596 ft at the warmest month's — all from a constant field elevation of 1,194 ft. The month-by-month table above carries the full year.

What is the field elevation of Walla Walla Regional?

1,194 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KALW (ICAO) / ALW (FAA), in Walla Walla, Washington.