Idabel, Oklahoma · field elev 472 ft
Density Altitude at Mc Curtain County Regional (4O4)
Mc Curtain County Regional sits at 472 ft, and even a typical August afternoon (94 °F) only lifts density altitude to about 2,781 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 | 41.9 | −544 ft | 54.4 | 298 ft |
| February | 46.3 | −245 ft | 58.9 | 594 ft |
| March | 54.1 | 278 ft | 67.3 | 1,140 ft |
| April | 61.4 | 758 ft | 74.9 | 1,624 ft |
| May | 70.2 | 1,326 ft | 81.8 | 2,057 ft |
| June | 77.5 | 1,788 ft | 89.1 | 2,507 ft |
| July | 81.8 | 2,057 ft | 93.5 | 2,775 ft |
| August | 81.3 | 2,026 ft | 93.6 | 2,781 ft |
| September | 74.3 | 1,587 ft | 87.1 | 2,385 ft |
| October | 63.1 | 869 ft | 77.1 | 1,763 ft |
| November | 52.2 | 151 ft | 65.4 | 1,018 ft |
| December | 44.4 | −374 ft | 56.7 | 450 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 4O4
DENSITY ALTITUDE
Field elevation 472 ft — the air behaves like 2,805 ft.
- PRESSURE ALT
- 473 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 Oklahoma fields
- 90F — Broken Bow Municipal
Broken Bow · elev 404 ft
- KHHW — Stan Stamper Municipal
Hugo · elev 572 ft
- 80F — Antlers Municipal
Antlers · elev 577 ft
- 6F1 — Talihina Municipal
Talihina · elev 687 ft
- H05 — Wilburton Municipal
Wilburton · elev 670 ft
- KRKR — Robert S Kerr
Poteau · elev 451 ft
- KAQR — Atoka Municipal
Atoka · elev 590 ft
- KMLC — Mc Alester Regional
Mc Alester · elev 771 ft
Frequently asked questions
How high does density altitude get at 4O4 in summer?
On a typical August afternoon — around 94 °F at the nearest NOAA normals station — density altitude at Mc Curtain County Regional reaches roughly 2,781 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 4O4 on an average day?
It swings with the seasons: from roughly −544 ft at the coldest month's average temperature to about 2,057 ft at the warmest month's — all from a constant field elevation of 472 ft. The month-by-month table above carries the full year.
What is the field elevation of Mc Curtain County Regional?
472 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 4O4 (FAA), in Idabel, Oklahoma.