Peach Springs, Arizona · field elev 4,817 ft
Density Altitude at Grand Canyon West (1G4)
Grand Canyon West is a genuine high-and-hot field: from 4,817 ft of elevation, a typical July afternoon (102 °F) pushes density altitude to about 8,535 ft — the airplane performs like it is 3,718 ft above the field before the wheels roll.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 45.6 | 5,084 ft | 56.6 | 5,792 ft ▲ |
| February | 48.1 | 5,246 ft | 59.9 | 6,001 ft ▲ |
| March | 56.0 | 5,754 ft | 68.5 | 6,537 ft ▲ |
| April | 63.0 | 6,195 ft | 76.4 | 7,021 ft ▲ |
| May | 72.9 | 6,808 ft | 86.4 | 7,620 ft ▲ |
| June | 83.9 | 7,472 ft | 98.3 | 8,317 ft ⚠ |
| July | 89.4 | 7,798 ft | 102.1 | 8,535 ft ⚠ |
| August | 88.0 | 7,715 ft | 100.8 | 8,460 ft ⚠ |
| September | 80.5 | 7,268 ft | 93.2 | 8,020 ft ⚠ |
| October | 67.0 | 6,445 ft | 79.4 | 7,202 ft ▲ |
| November | 54.2 | 5,639 ft | 66.1 | 6,389 ft ▲ |
| December | 44.5 | 5,012 ft | 55.4 | 5,716 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 1G4
DENSITY ALTITUDE high DA
Field elevation 4,817 ft — the air behaves like 8,529 ft.
- PRESSURE ALT
- 4,819 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 Arizona fields
- L25 — Pearce Ferry
Meadview · elev 2,941 ft
- U30 — Temple Bar
Temple Bar · elev 1,549 ft
- 1Z1 — Grand Canyon Bar Ten Airstrip
Whitmore · elev 4,100 ft
- L37 — Grand Canyon Caverns
Peach Springs · elev 5,397 ft
- KIGM — Kingman
Kingman · elev 3,449 ft
- P23 — Seligman
Seligman · elev 5,237 ft
- KIFP — Laughlin/Bullhead International
Bullhead City · elev 707 ft
- A20 — Sun Valley
Bullhead City · elev 725 ft
Frequently asked questions
How high does density altitude get at 1G4 in summer?
On a typical July afternoon — around 102 °F at the nearest NOAA normals station — density altitude at Grand Canyon West reaches roughly 8,535 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 1G4 on an average day?
It swings with the seasons: from roughly 5,012 ft at the coldest month's average temperature to about 7,798 ft at the warmest month's — all from a constant field elevation of 4,817 ft. The month-by-month table above carries the full year.
What is the field elevation of Grand Canyon West?
4,817 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 1G4 (FAA), in Peach Springs, Arizona.