Brookings, Oregon · field elev 462 ft
Density Altitude at Brookings (KBOK)
Brookings sits at 462 ft, and even a typical September afternoon (67 °F) only lifts density altitude to about 1,102 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 | 48.6 | −102 ft | 53.7 | 239 ft |
| February | 48.9 | −82 ft | 54.7 | 305 ft |
| March | 49.4 | −48 ft | 55.4 | 351 ft |
| April | 51.4 | 85 ft | 57.9 | 516 ft |
| May | 54.9 | 318 ft | 61.7 | 765 ft |
| June | 58.1 | 529 ft | 64.8 | 966 ft |
| July | 60.0 | 654 ft | 66.6 | 1,083 ft |
| August | 60.1 | 661 ft | 66.4 | 1,070 ft |
| September | 59.6 | 628 ft | 66.9 | 1,102 ft |
| October | 56.0 | 391 ft | 62.7 | 830 ft |
| November | 51.6 | 99 ft | 57.3 | 477 ft |
| December | 47.9 | −149 ft | 53.0 | 192 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 KBOK
DENSITY ALTITUDE
Field elevation 462 ft — the air behaves like 1,108 ft.
- PRESSURE ALT
- 463 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
- 4S1 — Gold Beach Municipal
Gold Beach · elev 21 ft
- 3S4 — Illinois Valley
Cave Junction · elev 1,394 ft
- 3S8 — Grants Pass
Grants Pass · elev 1,130 ft
- 5S6 — Cape Blanco State
Sixes · elev 202 ft
- 6S6 — Powers
Powers · elev 326 ft
- S05 — Bandon State
Bandon · elev 122 ft
- KMFR — Rogue Valley International/Medford
Medford · elev 1,335 ft
- 16S — Myrtle Creek Municipal
Myrtle Creek · elev 619 ft
Frequently asked questions
How high does density altitude get at KBOK in summer?
On a typical September afternoon — around 67 °F at the nearest NOAA normals station — density altitude at Brookings reaches roughly 1,102 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 KBOK on an average day?
It swings with the seasons: from roughly −149 ft at the coldest month's average temperature to about 661 ft at the warmest month's — all from a constant field elevation of 462 ft. The month-by-month table above carries the full year.
What is the field elevation of Brookings?
462 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KBOK (ICAO) / BOK (FAA), in Brookings, Oregon.