Chattanooga, Oklahoma · field elev 1,135 ft
Density Altitude at Chattanooga Sky Harbor (92F)
Chattanooga Sky Harbor sits at 1,135 ft, and even a typical July afternoon (97 °F) only lifts density altitude to about 3,809 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 | 38.9 | 75 ft | 52.2 | 972 ft |
| February | 42.5 | 321 ft | 56.1 | 1,229 ft |
| March | 51.4 | 918 ft | 65.1 | 1,814 ft |
| April | 59.8 | 1,471 ft | 74.1 | 2,386 ft |
| May | 69.8 | 2,114 ft | 82.6 | 2,916 ft |
| June | 79.5 | 2,724 ft | 92.1 | 3,496 ft |
| July | 84.0 | 3,002 ft | 97.3 | 3,809 ft |
| August | 82.9 | 2,935 ft | 96.3 | 3,749 ft |
| September | 74.7 | 2,424 ft | 87.8 | 3,235 ft |
| October | 62.7 | 1,659 ft | 76.8 | 2,556 ft |
| November | 50.3 | 845 ft | 63.5 | 1,711 ft |
| December | 40.8 | 205 ft | 53.2 | 1,038 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 92F
DENSITY ALTITUDE
Field elevation 1,135 ft — the air behaves like 3,791 ft.
- PRESSURE ALT
- 1,136 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
- 1O1 — Grandfield Municipal
Grandfield · elev 1,128 ft
- 3O5 — Walters Municipal
Walters · elev 1,058 ft
- KFDR — Frederick Regional
Frederick · elev 1,258 ft
- KLAW — Lawton-Fort Sill Regional
Lawton · elev 1,110 ft
- 4O1 — Snyder
Snyder · elev 1,325 ft
- 1O8 — Tipton Municipal
Tipton · elev 1,248 ft
- KDUC — Halliburton Field
Duncan · elev 1,114 ft
- F09 — Olustee Municipal
Olustee · elev 1,346 ft
Frequently asked questions
How high does density altitude get at 92F in summer?
On a typical July afternoon — around 97 °F at the nearest NOAA normals station — density altitude at Chattanooga Sky Harbor reaches roughly 3,809 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 92F on an average day?
It swings with the seasons: from roughly 75 ft at the coldest month's average temperature to about 3,002 ft at the warmest month's — all from a constant field elevation of 1,135 ft. The month-by-month table above carries the full year.
What is the field elevation of Chattanooga Sky Harbor?
1,135 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 92F (FAA), in Chattanooga, Oklahoma.