Oak Harbor, Washington · field elev 193 ft
Density Altitude at Delaurentis (KOKH)
Delaurentis sits at 193 ft, and even a typical August afternoon (71 °F) only lifts density altitude to about 1,002 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 | 40.4 | −994 ft | 44.2 | −734 ft |
| February | 41.5 | −919 ft | 46.7 | −564 ft |
| March | 44.7 | −700 ft | 50.9 | −281 ft |
| April | 49.1 | −402 ft | 56.5 | 92 ft |
| May | 54.2 | −61 ft | 61.7 | 433 ft |
| June | 57.7 | 171 ft | 65.2 | 661 ft |
| July | 61.4 | 414 ft | 70.1 | 977 ft |
| August | 61.6 | 427 ft | 70.5 | 1,002 ft |
| September | 57.6 | 164 ft | 65.8 | 700 ft |
| October | 50.5 | −308 ft | 56.4 | 85 ft |
| November | 44.1 | −741 ft | 48.6 | −436 ft |
| December | 39.9 | −1,029 ft | 43.6 | −775 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 KOKH
DENSITY ALTITUDE
Field elevation 193 ft — the air behaves like 1,034 ft.
- PRESSURE ALT
- 194 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 Washington fields
- 13W — Camano Island Airfield
Stanwood · elev 145 ft
- 0S9 — Jefferson County International
Port Townsend · elev 110 ft
- 74S — Anacortes
Anacortes · elev 246 ft
- KBVS — Skagit Regional
Burlington/Mount Vernon · elev 145 ft
- W10 — Whidbey Air Park
Langley · elev 271 ft
- S31 — Lopez Island
Lopez · elev 209 ft
- KAWO — Arlington Municipal
Arlington · elev 142 ft
- KFHR — Friday Harbor
Friday Harbor · elev 113 ft
Frequently asked questions
How high does density altitude get at KOKH in summer?
On a typical August afternoon — around 71 °F at the nearest NOAA normals station — density altitude at Delaurentis reaches roughly 1,002 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 KOKH on an average day?
It swings with the seasons: from roughly −1,029 ft at the coldest month's average temperature to about 427 ft at the warmest month's — all from a constant field elevation of 193 ft. The month-by-month table above carries the full year.
What is the field elevation of Delaurentis?
193 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KOKH (ICAO) / OKH (FAA), in Oak Harbor, Washington.