Pendleton, Oregon · field elev 1,494 ft
Density Altitude at Eastern Oregon Regional At Pendleton (KPDT)
Eastern Oregon Regional At Pendleton sits at 1,494 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 3,781 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 | 35.2 | 268 ft | 42.2 | 746 ft |
| February | 38.6 | 501 ft | 47.2 | 1,083 ft |
| March | 45.3 | 955 ft | 55.8 | 1,652 ft |
| April | 51.3 | 1,356 ft | 62.9 | 2,113 ft |
| May | 59.3 | 1,881 ft | 72.2 | 2,706 ft |
| June | 65.6 | 2,287 ft | 79.1 | 3,138 ft |
| July | 74.1 | 2,826 ft | 89.6 | 3,781 ft |
| August | 73.3 | 2,775 ft | 88.6 | 3,721 ft |
| September | 64.8 | 2,236 ft | 79.2 | 3,144 ft |
| October | 52.9 | 1,462 ft | 64.6 | 2,223 ft |
| November | 41.5 | 699 ft | 50.0 | 1,270 ft |
| December | 34.5 | 220 ft | 41.0 | 665 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 KPDT
DENSITY ALTITUDE
Field elevation 1,494 ft — the air behaves like 3,805 ft.
- PRESSURE ALT
- 1,495 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
- KHRI — Hermiston Municipal
Hermiston · elev 644 ft
- 9S9 — Lexington
Lexington · elev 1,635 ft
- M50 — Boardman
Boardman · elev 396 ft
- KLGD — La Grande/Union County
La Grande · elev 2,718 ft
- 68D — Reds Horse Ranch Usfs
Enterprise · elev 3,613 ft
- 1S8 — Arlington Municipal
Arlington · elev 890 ft
- 12S — Monument Municipal
Monument · elev 2,323 ft
- 3S9 — Condon State Pauling Field
Condon · elev 2,911 ft
Frequently asked questions
How high does density altitude get at KPDT in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Eastern Oregon Regional At Pendleton reaches roughly 3,781 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 KPDT on an average day?
It swings with the seasons: from roughly 220 ft at the coldest month's average temperature to about 2,826 ft at the warmest month's — all from a constant field elevation of 1,494 ft. The month-by-month table above carries the full year.
What is the field elevation of Eastern Oregon Regional At Pendleton?
1,494 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KPDT (ICAO) / PDT (FAA), in Pendleton, Oregon.