Kongiganak, Alaska · field elev 40 ft
Density Altitude at Kongiganak (PADY)
Kongiganak sits at 40 ft, and even a typical July afternoon (64 °F) only lifts density altitude to about 369 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 | 6.9 | −3,592 ft | 12.7 | −3,160 ft |
| February | 13.3 | −3,116 ft | 20.1 | −2,619 ft |
| March | 14.5 | −3,028 ft | 22.0 | −2,482 ft |
| April | 29.0 | −1,981 ft | 36.9 | −1,427 ft |
| May | 43.0 | −1,006 ft | 52.0 | −397 ft |
| June | 53.3 | −310 ft | 62.1 | 271 ft |
| July | 56.3 | −111 ft | 63.6 | 369 ft |
| August | 53.9 | −270 ft | 60.5 | 166 ft |
| September | 46.1 | −795 ft | 52.7 | −350 ft |
| October | 32.2 | −1,755 ft | 37.9 | −1,357 ft |
| November | 18.5 | −2,735 ft | 24.3 | −2,316 ft |
| December | 10.0 | −3,361 ft | 16.3 | −2,896 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 PADY
DENSITY ALTITUDE
Field elevation 40 ft — the air behaves like 395 ft.
- PRESSURE ALT
- 41 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 Alaska fields
- PAGG — Kwigillingok
Kwigillingok · elev 21 ft
- PAAJ — Tuntutuliak
Tuntutuliak · elev 16 ft
- PAEE — Eek
Eek · elev 27 ft
- PAQH — Quinhagak
Quinhagak · elev 43 ft
- PAKI — Kipnuk
Kipnuk · elev 20 ft
- PACK — Chefornak
Chefornak · elev 54 ft
- PANA — Napakiak
Napakiak · elev 17 ft
- PAPK — Napaskiak
Napaskiak · elev 11 ft
Frequently asked questions
How high does density altitude get at PADY in summer?
On a typical July afternoon — around 64 °F at the nearest NOAA normals station — density altitude at Kongiganak reaches roughly 369 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 PADY on an average day?
It swings with the seasons: from roughly −3,592 ft at the coldest month's average temperature to about −111 ft at the warmest month's — all from a constant field elevation of 40 ft. The month-by-month table above carries the full year.
What is the field elevation of Kongiganak?
40 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PADY (ICAO) / DUY (FAA), in Kongiganak, Alaska.