Napaskiak, Alaska · field elev 11 ft
Density Altitude at Napaskiak (PAPK)
Napaskiak sits at 11 ft, and even a typical July afternoon (64 °F) only lifts density altitude to about 333 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 | −3,629 ft | 12.7 | −3,197 ft |
| February | 13.3 | −3,153 ft | 20.1 | −2,655 ft |
| March | 14.5 | −3,064 ft | 22.0 | −2,518 ft |
| April | 29.0 | −2,017 ft | 36.9 | −1,463 ft |
| May | 43.0 | −1,042 ft | 52.0 | −433 ft |
| June | 53.3 | −346 ft | 62.1 | 235 ft |
| July | 56.3 | −147 ft | 63.6 | 333 ft |
| August | 53.9 | −306 ft | 60.5 | 130 ft |
| September | 46.1 | −831 ft | 52.7 | −386 ft |
| October | 32.2 | −1,792 ft | 37.9 | −1,394 ft |
| November | 18.5 | −2,772 ft | 24.3 | −2,353 ft |
| December | 10.0 | −3,397 ft | 16.3 | −2,932 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 PAPK
DENSITY ALTITUDE
Field elevation 11 ft — the air behaves like 359 ft.
- PRESSURE ALT
- 12 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
- PABE — Bethel
Bethel · elev 129 ft
- PANA — Napakiak
Napakiak · elev 17 ft
- PFKW — Kwethluk
Kwethluk · elev 25 ft
- PFZK — Akiachak
Akiachak · elev 23 ft
- PAAB — Atmautluak
Atmautluak · elev 19 ft
- PFAK — Akiak
Akiak · elev 40 ft
- PPIT — Nunapitchuk
Nunapitchuk · elev 22 ft
- PFKA — Kasigluk
Kasigluk · elev 48 ft
Frequently asked questions
How high does density altitude get at PAPK in summer?
On a typical July afternoon — around 64 °F at the nearest NOAA normals station — density altitude at Napaskiak reaches roughly 333 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 PAPK on an average day?
It swings with the seasons: from roughly −3,629 ft at the coldest month's average temperature to about −147 ft at the warmest month's — all from a constant field elevation of 11 ft. The month-by-month table above carries the full year.
What is the field elevation of Napaskiak?
11 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PAPK (ICAO) / PKA (FAA), in Napaskiak, Alaska.