Clinton, Arkansas · field elev 1,270 ft
Density Altitude at Holley Mountain Airpark (2A2)
Holley Mountain Airpark sits at 1,270 ft, and even a typical August afternoon (87 °F) only lifts density altitude to about 3,357 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 | −94 ft | 43.8 | 577 ft |
| February | 37.7 | 161 ft | 49.0 | 926 ft |
| March | 46.8 | 779 ft | 57.8 | 1,507 ft |
| April | 55.5 | 1,356 ft | 66.1 | 2,044 ft |
| May | 63.4 | 1,870 ft | 72.6 | 2,457 ft |
| June | 72.7 | 2,463 ft | 81.6 | 3,019 ft |
| July | 76.8 | 2,721 ft | 86.8 | 3,338 ft |
| August | 76.7 | 2,714 ft | 87.1 | 3,357 ft |
| September | 68.9 | 2,222 ft | 79.6 | 2,895 ft |
| October | 57.6 | 1,494 ft | 67.7 | 2,146 ft |
| November | 47.8 | 846 ft | 57.9 | 1,513 ft |
| December | 38.3 | 202 ft | 47.6 | 832 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 2A2
DENSITY ALTITUDE
Field elevation 1,270 ft — the air behaves like 3,351 ft.
- PRESSURE ALT
- 1,271 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 Arkansas fields
- KCCA — Clinton Municipal
Clinton · elev 514 ft
- 4A5 — Searcy County
Marshall · elev 964 ft
- 7M2 — Mountain View Wilcox Meml Field
Mountain View · elev 805 ft
- KHBZ — Heber Springs Municipal
Heber Springs · elev 632 ft
- 12A — Arkavalley
Greenbrier · elev 329 ft
- 37T — Calico Rock Municipal
Calico Rock · elev 733 ft
- KBDQ — Morrilton Municipal
Morrilton · elev 321 ft
- KBVX — Batesville Regional
Batesville · elev 465 ft
Frequently asked questions
How high does density altitude get at 2A2 in summer?
On a typical August afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Holley Mountain Airpark reaches roughly 3,357 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 2A2 on an average day?
It swings with the seasons: from roughly −94 ft at the coldest month's average temperature to about 2,721 ft at the warmest month's — all from a constant field elevation of 1,270 ft. The month-by-month table above carries the full year.
What is the field elevation of Holley Mountain Airpark?
1,270 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 2A2 (FAA), in Clinton, Arkansas.