Hawi, Hawaii · field elev 96 ft
Density Altitude at Upolu (PHUP)
Upolu sits at 96 ft, and even a typical August afternoon (89 °F) only lifts density altitude to about 2,012 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 | 75.2 | 1,183 ft | 82.2 | 1,623 ft |
| February | 75.3 | 1,189 ft | 82.5 | 1,641 ft |
| March | 76.6 | 1,271 ft | 83.5 | 1,703 ft |
| April | 77.9 | 1,353 ft | 85.0 | 1,797 ft |
| May | 78.9 | 1,416 ft | 85.5 | 1,827 ft |
| June | 80.3 | 1,504 ft | 87.0 | 1,920 ft |
| July | 81.4 | 1,573 ft | 87.9 | 1,976 ft |
| August | 81.9 | 1,604 ft | 88.5 | 2,012 ft |
| September | 81.3 | 1,566 ft | 87.8 | 1,969 ft |
| October | 80.6 | 1,523 ft | 87.2 | 1,932 ft |
| November | 79.3 | 1,441 ft | 85.8 | 1,846 ft |
| December | 77.0 | 1,296 ft | 83.9 | 1,728 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 PHUP
DENSITY ALTITUDE
Field elevation 96 ft — the air behaves like 2,043 ft.
- PRESSURE ALT
- 97 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
- PHMU — Waimea-Kohala
Kamuela · elev 2,671 ft
- PHHN — Hana
Hana · elev 78 ft
- PHKO — Ellison Onizuka Kona International At Keahole
Kailua-Kona · elev 51 ft
- PHOG — Kahului
Kahului · elev 55 ft
- PHTO — Hilo International
Hilo · elev 38 ft
- PHNY — Lanai
Lanai City · elev 1,308 ft
- PHLU — Kalaupapa
Kalaupapa · elev 24 ft
- PHMK — Molokai
Kaunakakai · elev 454 ft
Frequently asked questions
How high does density altitude get at PHUP in summer?
On a typical August afternoon — around 89 °F at the nearest NOAA normals station — density altitude at Upolu reaches roughly 2,012 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 PHUP on an average day?
It swings with the seasons: from roughly 1,183 ft at the coldest month's average temperature to about 1,604 ft at the warmest month's — all from a constant field elevation of 96 ft. The month-by-month table above carries the full year.
What is the field elevation of Upolu?
96 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PHUP (ICAO) / UPP (FAA), in Hawi, Hawaii.