Krum, Texas · field elev 895 ft
Density Altitude at Bird Dog Airfield (E58)
Bird Dog Airfield sits at 895 ft, and even a typical July afternoon (96 °F) only lifts density altitude to about 3,422 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 | 44.0 | 125 ft | 55.7 | 906 ft |
| February | 48.2 | 408 ft | 60.0 | 1,188 ft |
| March | 56.1 | 933 ft | 67.6 | 1,679 ft |
| April | 63.2 | 1,396 ft | 75.0 | 2,149 ft |
| May | 72.1 | 1,966 ft | 82.9 | 2,642 ft |
| June | 80.3 | 2,481 ft | 91.3 | 3,156 ft |
| July | 84.4 | 2,734 ft | 95.7 | 3,422 ft |
| August | 84.1 | 2,716 ft | 95.6 | 3,416 ft |
| September | 76.2 | 2,224 ft | 88.1 | 2,961 ft |
| October | 65.2 | 1,525 ft | 77.6 | 2,312 ft |
| November | 54.3 | 814 ft | 66.1 | 1,583 ft |
| December | 45.5 | 226 ft | 56.8 | 979 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 E58
DENSITY ALTITUDE
Field elevation 895 ft — the air behaves like 3,440 ft.
- PRESSURE ALT
- 896 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 Texas fields
- T87 — Flying C
Sanger · elev 775 ft
- 3TX — Akroville
Slidell · elev 895 ft
- T28 — Cain
Slidell · elev 917 ft
- 76T — Bishop
Decatur · elev 888 ft
- T58 — Ironhead
Sanger · elev 715 ft
- T38 — Bar V K
Bolivar · elev 765 ft
- 09T — Lazy G Bar Ranch
Decatur · elev 931 ft
- 74T — Hicks
Ponder · elev 725 ft
Frequently asked questions
How high does density altitude get at E58 in summer?
On a typical July afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Bird Dog Airfield reaches roughly 3,422 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 E58 on an average day?
It swings with the seasons: from roughly 125 ft at the coldest month's average temperature to about 2,734 ft at the warmest month's — all from a constant field elevation of 895 ft. The month-by-month table above carries the full year.
What is the field elevation of Bird Dog Airfield?
895 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is E58 (FAA), in Krum, Texas.