Philip, South Dakota · field elev 2,209 ft
Density Altitude at Philip (KPHP)
Philip sits at 2,209 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 4,644 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 | 22.1 | 246 ft | 34.1 | 1,083 ft |
| February | 25.2 | 465 ft | 37.8 | 1,336 ft |
| March | 35.5 | 1,179 ft | 48.9 | 2,081 ft |
| April | 45.6 | 1,861 ft | 59.2 | 2,754 ft |
| May | 56.6 | 2,586 ft | 70.0 | 3,443 ft |
| June | 67.4 | 3,279 ft | 81.0 | 4,127 ft |
| July | 75.0 | 3,756 ft | 89.5 | 4,644 ft |
| August | 73.2 | 3,644 ft | 88.5 | 4,584 ft |
| September | 63.3 | 3,018 ft | 79.0 | 4,004 ft |
| October | 48.3 | 2,041 ft | 62.9 | 2,992 ft |
| November | 34.9 | 1,138 ft | 48.1 | 2,028 ft |
| December | 24.2 | 395 ft | 36.3 | 1,234 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 KPHP
DENSITY ALTITUDE
Field elevation 2,209 ft — the air behaves like 4,674 ft.
- PRESSURE ALT
- 2,210 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 South Dakota fields
- 5V8 — Kadoka Municipal
Kadoka · elev 2,466 ft
- 6V4 — Wall Municipal
Wall · elev 2,813 ft
- 8F6 — Murdo Municipal
Murdo · elev 2,270 ft
- 7Q7 — White River Municipal
White River · elev 2,151 ft
- 9V6 — Martin Municipal
Martin · elev 3,295 ft
- KSUO — Rosebud Sioux Tribal
Rosebud · elev 2,724 ft
- 84D — Cheyenne Eagle Butte
Eagle Butte · elev 2,449 ft
- KPIR — Pierre Regional
Pierre · elev 1,744 ft
Frequently asked questions
How high does density altitude get at KPHP in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Philip reaches roughly 4,644 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 KPHP on an average day?
It swings with the seasons: from roughly 246 ft at the coldest month's average temperature to about 3,756 ft at the warmest month's — all from a constant field elevation of 2,209 ft. The month-by-month table above carries the full year.
What is the field elevation of Philip?
2,209 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KPHP (ICAO) / PHP (FAA), in Philip, South Dakota.