Hatteras, North Carolina · field elev 16 ft
Density Altitude at Billy Mitchell (KHSE)
Billy Mitchell sits at 16 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 1,841 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 | 48.0 | −696 ft | 55.4 | −200 ft |
| February | 49.1 | −622 ft | 56.7 | −114 ft |
| March | 53.8 | −307 ft | 61.4 | 196 ft |
| April | 61.8 | 222 ft | 69.4 | 714 ft |
| May | 69.7 | 734 ft | 76.7 | 1,179 ft |
| June | 77.5 | 1,230 ft | 84.0 | 1,637 ft |
| July | 81.3 | 1,469 ft | 87.3 | 1,841 ft |
| August | 80.7 | 1,431 ft | 87.0 | 1,823 ft |
| September | 76.9 | 1,192 ft | 83.0 | 1,575 ft |
| October | 68.2 | 637 ft | 75.0 | 1,072 ft |
| November | 58.7 | 18 ft | 65.8 | 482 ft |
| December | 52.1 | −420 ft | 59.3 | 58 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 KHSE
DENSITY ALTITUDE
Field elevation 16 ft — the air behaves like 1,823 ft.
- PRESSURE ALT
- 17 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 North Carolina fields
- W95 — Ocracoke Island
Ocracoke · elev 4 ft
- 7W6 — Hyde County
Engelhard · elev 7 ft
- KMQI — Dare County Regional
Manteo · elev 13 ft
- KFFA — First Flight
Kill Devil Hills · elev 12 ft
- KMRH — Michael J Smith Field
Beaufort · elev 10 ft
- 7NC — Donald'S Air Park Inc
Plymouth · elev 18 ft
- KPMZ — Plymouth Municipal
Plymouth · elev 36 ft
- KEDE — Northeastern Regional
Edenton · elev 19 ft
Frequently asked questions
How high does density altitude get at KHSE in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Billy Mitchell reaches roughly 1,841 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 KHSE on an average day?
It swings with the seasons: from roughly −696 ft at the coldest month's average temperature to about 1,469 ft at the warmest month's — all from a constant field elevation of 16 ft. The month-by-month table above carries the full year.
What is the field elevation of Billy Mitchell?
16 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KHSE (ICAO) / HSE (FAA), in Hatteras, North Carolina.