Kingston, Oklahoma · field elev 792 ft
Density Altitude at Red River (OK2)
Red River sits at 792 ft, and even a typical August afternoon (95 °F) only lifts density altitude to about 3,224 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 | 42.4 | −112 ft | 53.5 | 634 ft |
| February | 46.8 | 186 ft | 58.1 | 937 ft |
| March | 54.6 | 706 ft | 66.0 | 1,450 ft |
| April | 62.2 | 1,204 ft | 73.5 | 1,928 ft |
| May | 70.2 | 1,719 ft | 80.6 | 2,373 ft |
| June | 78.8 | 2,261 ft | 89.1 | 2,897 ft |
| July | 82.8 | 2,510 ft | 93.4 | 3,158 ft |
| August | 82.8 | 2,510 ft | 94.5 | 3,224 ft |
| September | 75.0 | 2,023 ft | 86.9 | 2,762 ft |
| October | 64.2 | 1,334 ft | 76.4 | 2,111 ft |
| November | 53.0 | 600 ft | 64.6 | 1,360 ft |
| December | 44.4 | 24 ft | 55.0 | 733 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 OK2
DENSITY ALTITUDE
Field elevation 792 ft — the air behaves like 3,255 ft.
- PRESSURE ALT
- 793 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
- 1F4 — Madill Municipal
Madill · elev 890 ft
- 0F9 — Tishomingo Airpark
Tishomingo · elev 647 ft
- 1F0 — Ardmore Downtown Exec
Ardmore · elev 845 ft
- KDUA — Durant Regional/Eaker Field
Durant · elev 699 ft
- KADM — Ardmore Municipal
Ardmore · elev 777 ft
- F32 — Healdton Municipal
Healdton · elev 956 ft
- F30 — Sulphur Municipal
Sulphur · elev 1,071 ft
- KAQR — Atoka Municipal
Atoka · elev 590 ft
Frequently asked questions
How high does density altitude get at OK2 in summer?
On a typical August afternoon — around 95 °F at the nearest NOAA normals station — density altitude at Red River reaches roughly 3,224 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 OK2 on an average day?
It swings with the seasons: from roughly −112 ft at the coldest month's average temperature to about 2,510 ft at the warmest month's — all from a constant field elevation of 792 ft. The month-by-month table above carries the full year.
What is the field elevation of Red River?
792 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is OK2 (FAA), in Kingston, Oklahoma.