Del Rio, Texas · field elev 1,002 ft
Density Altitude at Del Rio International (KDRT)
Del Rio International sits at 1,002 ft, and even a typical August afternoon (101 °F) only lifts density altitude to about 3,868 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 | 55.6 | 1,032 ft | 67.5 | 1,804 ft |
| February | 60.5 | 1,352 ft | 72.7 | 2,135 ft |
| March | 68.1 | 1,843 ft | 80.1 | 2,599 ft |
| April | 74.9 | 2,274 ft | 87.0 | 3,024 ft |
| May | 82.1 | 2,723 ft | 93.1 | 3,395 ft |
| June | 87.7 | 3,067 ft | 98.4 | 3,713 ft |
| July | 89.5 | 3,177 ft | 100.4 | 3,832 ft |
| August | 89.9 | 3,201 ft | 101.0 | 3,868 ft |
| September | 83.5 | 2,809 ft | 93.8 | 3,437 ft |
| October | 74.8 | 2,267 ft | 85.6 | 2,939 ft |
| November | 63.7 | 1,560 ft | 74.8 | 2,267 ft |
| December | 56.1 | 1,065 ft | 67.8 | 1,823 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 KDRT
DENSITY ALTITUDE
Field elevation 1,002 ft — the air behaves like 3,868 ft.
- PRESSURE ALT
- 1,003 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
- 5T9 — Maverick County Meml International
Eagle Pass · elev 887 ft
- 10X — Ox Ranch
Uvalde · elev 1,305 ft
- KECU — Edwards County
Rocksprings · elev 2,372 ft
- KUVA — Garner Field
Uvalde · elev 942 ft
- 49R — Real County
Leakey · elev 1,640 ft
- 11T — Rocking L
Sonora · elev 2,339 ft
- KSOA — Sonora Municipal
Sonora · elev 2,140 ft
- KCZT — Dimmit County
Carrizo Springs · elev 598 ft
Frequently asked questions
How high does density altitude get at KDRT in summer?
On a typical August afternoon — around 101 °F at the nearest NOAA normals station — density altitude at Del Rio International reaches roughly 3,868 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 KDRT on an average day?
It swings with the seasons: from roughly 1,032 ft at the coldest month's average temperature to about 3,201 ft at the warmest month's — all from a constant field elevation of 1,002 ft. The month-by-month table above carries the full year.
What is the field elevation of Del Rio International?
1,002 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KDRT (ICAO) / DRT (FAA), in Del Rio, Texas.