Honolulu, Hawaii · field elev 14 ft
Density Altitude at Daniel K Inouye International (PHNL)
Daniel K Inouye International sits at 14 ft, and even a typical August afternoon (89 °F) only lifts density altitude to about 1,931 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 | 73.6 | 980 ft | 80.5 | 1,416 ft |
| February | 73.8 | 993 ft | 80.5 | 1,416 ft |
| March | 74.7 | 1,050 ft | 81.2 | 1,460 ft |
| April | 76.6 | 1,171 ft | 83.1 | 1,578 ft |
| May | 78.2 | 1,272 ft | 84.8 | 1,684 ft |
| June | 80.3 | 1,403 ft | 86.9 | 1,814 ft |
| July | 81.6 | 1,485 ft | 88.1 | 1,888 ft |
| August | 82.2 | 1,522 ft | 88.8 | 1,931 ft |
| September | 81.6 | 1,485 ft | 88.4 | 1,906 ft |
| October | 80.4 | 1,410 ft | 86.9 | 1,814 ft |
| November | 78.0 | 1,259 ft | 84.1 | 1,641 ft |
| December | 75.5 | 1,101 ft | 81.8 | 1,497 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 PHNL
DENSITY ALTITUDE
Field elevation 14 ft — the air behaves like 1,943 ft.
- PRESSURE ALT
- 15 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 Hawaii fields
- PHJR — Kalaeloa (John Rodgers Field)
Kapolei · elev 32 ft
- PHDH — Kawaihapai Airfield
Mokuleia · elev 14 ft
- PHMK — Molokai
Kaunakakai · elev 454 ft
- PHLU — Kalaupapa
Kalaupapa · elev 24 ft
- PHNY — Lanai
Lanai City · elev 1,308 ft
- PHOG — Kahului
Kahului · elev 55 ft
- PHLI — Lihue
Lihue · elev 152 ft
- PHPA — Port Allen
Hanapepe · elev 24 ft
Frequently asked questions
How high does density altitude get at PHNL in summer?
On a typical August afternoon — around 89 °F at the nearest NOAA normals station — density altitude at Daniel K Inouye International reaches roughly 1,931 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 PHNL on an average day?
It swings with the seasons: from roughly 980 ft at the coldest month's average temperature to about 1,522 ft at the warmest month's — all from a constant field elevation of 14 ft. The month-by-month table above carries the full year.
What is the field elevation of Daniel K Inouye International?
14 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PHNL (ICAO) / HNL (FAA), in Honolulu, Hawaii.