Carlisle, Pennsylvania · field elev 510 ft
Density Altitude at Carlisle (N94)
Carlisle sits at 510 ft, and even a typical July afternoon (86 °F) only lifts density altitude to about 2,333 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 | 29.3 | −1,372 ft | 38.1 | −758 ft |
| February | 31.3 | −1,231 ft | 41.0 | −558 ft |
| March | 39.5 | −661 ft | 50.0 | 51 ft |
| April | 50.5 | 85 ft | 62.6 | 883 ft |
| May | 60.7 | 759 ft | 72.5 | 1,519 ft |
| June | 69.8 | 1,347 ft | 81.1 | 2,060 ft |
| July | 74.0 | 1,614 ft | 85.5 | 2,333 ft |
| August | 72.3 | 1,506 ft | 83.8 | 2,228 ft |
| September | 65.3 | 1,058 ft | 77.4 | 1,829 ft |
| October | 53.7 | 298 ft | 65.9 | 1,097 ft |
| November | 42.9 | −429 ft | 53.5 | 285 ft |
| December | 33.7 | −1,063 ft | 42.2 | −476 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 N94
DENSITY ALTITUDE
Field elevation 510 ft — the air behaves like 2,363 ft.
- PRESSURE ALT
- 511 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 Pennsylvania fields
- 2N5 — Kampel
Wellsville · elev 611 ft
- 07N — Bermudian Valley Airpark
Kralltown · elev 470 ft
- KCXY — Capital City
Harrisburg · elev 347 ft
- KMDT — Harrisburg International
Harrisburg · elev 310 ft
- 0P8 — Lazy B Ranch
Dover · elev 476 ft
- W05 — Gettysburg Regional
Gettysburg · elev 553 ft
- KTHV — York
York · elev 495 ft
- N68 — Franklin County Regional
Chambersburg · elev 688 ft
Frequently asked questions
How high does density altitude get at N94 in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Carlisle reaches roughly 2,333 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 N94 on an average day?
It swings with the seasons: from roughly −1,372 ft at the coldest month's average temperature to about 1,614 ft at the warmest month's — all from a constant field elevation of 510 ft. The month-by-month table above carries the full year.
What is the field elevation of Carlisle?
510 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is N94 (FAA), in Carlisle, Pennsylvania.