Spruce Pine, North Carolina · field elev 2,745 ft
Density Altitude at Avery County/Morrison Field (7A8)
Avery County/Morrison Field sits at 2,745 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 4,792 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 | 34.0 | 1,743 ft | 44.6 | 2,458 ft |
| February | 36.6 | 1,920 ft | 47.5 | 2,651 ft |
| March | 43.4 | 2,378 ft | 55.0 | 3,142 ft |
| April | 51.6 | 2,921 ft | 64.0 | 3,720 ft |
| May | 59.9 | 3,459 ft | 71.4 | 4,187 ft |
| June | 67.1 | 3,917 ft | 77.5 | 4,565 ft |
| July | 70.6 | 4,137 ft | 81.2 | 4,792 ft |
| August | 69.3 | 4,055 ft | 79.6 | 4,694 ft |
| September | 63.3 | 3,676 ft | 73.8 | 4,336 ft |
| October | 53.4 | 3,038 ft | 65.1 | 3,790 ft |
| November | 43.7 | 2,398 ft | 55.8 | 3,194 ft |
| December | 37.7 | 1,995 ft | 48.4 | 2,710 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 7A8
DENSITY ALTITUDE
Field elevation 2,745 ft — the air behaves like 4,780 ft.
- PRESSURE ALT
- 2,747 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
- 9A9 — Shiflet Field
Marion · elev 1,212 ft
- KMRN — Foothills Regional
Morganton · elev 1,270 ft
- KFQD — Rutherford County/Marchman Field
Rutherfordton · elev 1,077 ft
- KHKY — Hickory Regional
Hickory · elev 1,190 ft
- E40 — Wilson'S
Hickory · elev 985 ft
- NC2 — Taylorsville
Taylorsville · elev 1,090 ft
- KAVL — Asheville Regional
Asheville · elev 2,164 ft
- KGEV — Ashe County
Jefferson · elev 3,178 ft
Frequently asked questions
How high does density altitude get at 7A8 in summer?
On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Avery County/Morrison Field reaches roughly 4,792 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 7A8 on an average day?
It swings with the seasons: from roughly 1,743 ft at the coldest month's average temperature to about 4,137 ft at the warmest month's — all from a constant field elevation of 2,745 ft. The month-by-month table above carries the full year.
What is the field elevation of Avery County/Morrison Field?
2,745 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 7A8 (FAA), in Spruce Pine, North Carolina.