Sanger, Texas · field elev 775 ft
Density Altitude at Flying C (T87)
Flying C sits at 775 ft, and even a typical July afternoon (96 °F) only lifts density altitude to about 3,276 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 | −24 ft | 55.7 | 758 ft |
| February | 48.2 | 259 ft | 60.0 | 1,040 ft |
| March | 56.1 | 784 ft | 67.6 | 1,532 ft |
| April | 63.2 | 1,248 ft | 75.0 | 2,002 ft |
| May | 72.1 | 1,819 ft | 82.9 | 2,495 ft |
| June | 80.3 | 2,334 ft | 91.3 | 3,010 ft |
| July | 84.4 | 2,588 ft | 95.7 | 3,276 ft |
| August | 84.1 | 2,569 ft | 95.6 | 3,270 ft |
| September | 76.2 | 2,077 ft | 88.1 | 2,815 ft |
| October | 65.2 | 1,377 ft | 77.6 | 2,165 ft |
| November | 54.3 | 666 ft | 66.1 | 1,435 ft |
| December | 45.5 | 77 ft | 56.8 | 830 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 T87
DENSITY ALTITUDE
Field elevation 775 ft — the air behaves like 3,294 ft.
- PRESSURE ALT
- 776 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
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- 6X8 — Vultures Row
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- T28 — Cain
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- KDTO — Denton Enterprise
Denton · elev 643 ft
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Ponder · elev 725 ft
Frequently asked questions
How high does density altitude get at T87 in summer?
On a typical July afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Flying C reaches roughly 3,276 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 T87 on an average day?
It swings with the seasons: from roughly −24 ft at the coldest month's average temperature to about 2,588 ft at the warmest month's — all from a constant field elevation of 775 ft. The month-by-month table above carries the full year.
What is the field elevation of Flying C?
775 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is T87 (FAA), in Sanger, Texas.