Galbraith Lake, Alaska · field elev 2,663 ft
Density Altitude at Galbraith Lake (PAGB)
Galbraith Lake sits at 2,663 ft, and even a typical July afternoon (59 °F) only lifts density altitude to about 3,268 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 | −5.5 | −1,203 ft | 4.3 | −470 ft |
| February | 3.0 | −566 ft | 10.8 | 6 ft |
| March | 0.0 | −789 ft | 9.5 | −88 ft |
| April | 10.2 | −38 ft | 22.2 | 822 ft |
| May | 32.5 | 1,538 ft | 41.5 | 2,149 ft |
| June | 47.3 | 2,536 ft | 57.0 | 3,171 ft |
| July | 49.7 | 2,695 ft | 58.5 | 3,268 ft |
| August | 43.9 | 2,310 ft | 52.2 | 2,859 ft |
| September | 32.9 | 1,566 ft | 40.1 | 2,055 ft |
| October | 16.3 | 403 ft | 24.2 | 962 ft |
| November | 2.1 | −633 ft | 9.2 | −110 ft |
| December | −5.8 | −1,226 ft | 0.5 | −752 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 PAGB
DENSITY ALTITUDE
Field elevation 2,663 ft — the air behaves like 3,300 ft.
- PRESSURE ALT
- 2,665 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
- PAAG — Chandalar Shelf
Chandalar Camp · elev 3,222 ft
- PAKP — Anaktuvuk Pass
Anaktuvuk Pass · elev 2,106 ft
- PALR — Chandalar Lake
Chandalar Lake · elev 1,920 ft
- WSM — Wiseman
Wiseman · elev 1,195 ft
- PACX — Coldfoot
Coldfoot · elev 1,049 ft
- PAUM — Umiat
Umiat · elev 268 ft
- PARC — Arctic Village
Arctic Village · elev 2,092 ft
- RK1 — Kavik Strip
Kavik River · elev 668 ft
Frequently asked questions
How high does density altitude get at PAGB in summer?
On a typical July afternoon — around 59 °F at the nearest NOAA normals station — density altitude at Galbraith Lake reaches roughly 3,268 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 PAGB on an average day?
It swings with the seasons: from roughly −1,226 ft at the coldest month's average temperature to about 2,695 ft at the warmest month's — all from a constant field elevation of 2,663 ft. The month-by-month table above carries the full year.
What is the field elevation of Galbraith Lake?
2,663 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is PAGB (ICAO) / GBH (FAA), in Galbraith Lake, Alaska.