Oakridge, Oregon · field elev 1,393 ft
Density Altitude at Oakridge State (5S0)
Oakridge State sits at 1,393 ft, and even a typical August afternoon (81 °F) only lifts density altitude to about 3,132 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 | 37.6 | 307 ft | 43.8 | 729 ft |
| February | 40.7 | 519 ft | 49.2 | 1,091 ft |
| March | 44.3 | 763 ft | 54.5 | 1,442 ft |
| April | 48.3 | 1,031 ft | 59.3 | 1,756 ft |
| May | 54.2 | 1,422 ft | 65.8 | 2,176 ft |
| June | 59.1 | 1,743 ft | 71.2 | 2,519 ft |
| July | 65.4 | 2,150 ft | 80.0 | 3,070 ft |
| August | 65.5 | 2,156 ft | 81.0 | 3,132 ft |
| September | 60.7 | 1,847 ft | 75.8 | 2,809 ft |
| October | 51.3 | 1,231 ft | 62.8 | 1,983 ft |
| November | 42.1 | 614 ft | 49.0 | 1,078 ft |
| December | 37.0 | 266 ft | 42.4 | 635 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 5S0
DENSITY ALTITUDE
Field elevation 1,393 ft — the air behaves like 3,132 ft.
- PRESSURE ALT
- 1,394 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
- 61S — Cottage Grove State
Cottage Grove · elev 645 ft
- 77S — Hobby Field
Creswell · elev 541 ft
- 5S2 — Crescent Lake State
Crescent Lake · elev 4,820 ft
- 00S — Mc Kenzie Bridge State
Mc Kenzie Bridge · elev 1,620 ft
- 3S6 — Toketee State
Clearwater · elev 3,361 ft
- KEUG — Mahlon Sweet Field
Eugene · elev 374 ft
- S21 — Sunriver
Sunriver · elev 4,164 ft
- 8S3 — Santiam Junction State
Santiam Junction · elev 3,780 ft
Frequently asked questions
How high does density altitude get at 5S0 in summer?
On a typical August afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Oakridge State reaches roughly 3,132 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 5S0 on an average day?
It swings with the seasons: from roughly 266 ft at the coldest month's average temperature to about 2,156 ft at the warmest month's — all from a constant field elevation of 1,393 ft. The month-by-month table above carries the full year.
What is the field elevation of Oakridge State?
1,393 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 5S0 (FAA), in Oakridge, Oregon.