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.
Typical density altitude by month
| 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
DENSITY ALTITUDE
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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- KRLD — Richland
Richland · elev 394 ft
- 00W — Lower Granite State
Colfax · elev 719 ft
- S70 — Othello Municipal
Othello · elev 1,149 ft
- 0S0 — Lind
Lind · elev 1,507 ft
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.