Wasco, Oregon · field elev 1,503 ft
Density Altitude at Wasco State (35S)
Wasco State sits at 1,503 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 3,451 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 | 32.3 | 79 ft | 40.1 | 615 ft |
| February | 35.5 | 300 ft | 44.9 | 940 ft |
| March | 41.2 | 690 ft | 52.3 | 1,433 ft |
| April | 46.7 | 1,061 ft | 58.8 | 1,859 ft |
| May | 54.5 | 1,578 ft | 67.4 | 2,413 ft |
| June | 60.7 | 1,982 ft | 74.3 | 2,849 ft |
| July | 68.5 | 2,483 ft | 84.0 | 3,451 ft |
| August | 68.2 | 2,464 ft | 83.8 | 3,439 ft |
| September | 60.6 | 1,976 ft | 75.8 | 2,943 ft |
| October | 49.2 | 1,227 ft | 62.2 | 2,079 ft |
| November | 38.5 | 506 ft | 48.4 | 1,174 ft |
| December | 31.8 | 44 ft | 39.5 | 574 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 35S
DENSITY ALTITUDE
Field elevation 1,503 ft — the air behaves like 3,451 ft.
- PRESSURE ALT
- 1,504 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 Oregon fields
- KDLS — Columbia Gorge Regional/The Dalles Municipal
The Dalles · elev 247 ft
- 1S8 — Arlington Municipal
Arlington · elev 890 ft
- 3S9 — Condon State Pauling Field
Condon · elev 2,911 ft
- 4S2 — Ken Jernstedt Airfield
Hood River · elev 638 ft
- M50 — Boardman
Boardman · elev 396 ft
- 9S9 — Lexington
Lexington · elev 1,635 ft
- KCZK — Cascade Locks State
Cascade Locks · elev 151 ft
- S33 — Madras Municipal
Madras · elev 2,438 ft
Frequently asked questions
How high does density altitude get at 35S in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Wasco State reaches roughly 3,451 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 35S on an average day?
It swings with the seasons: from roughly 44 ft at the coldest month's average temperature to about 2,483 ft at the warmest month's — all from a constant field elevation of 1,503 ft. The month-by-month table above carries the full year.
What is the field elevation of Wasco State?
1,503 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 35S (FAA), in Wasco, Oregon.