Lajitas, Texas · field elev 2,630 ft
Density Altitude at Lajitas International (T89)
From a field elevation of 2,630 ft, a typical June afternoon at Lajitas International (102 °F) raises density altitude to about 5,883 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 49.4 | 2,634 ft | 65.5 | 3,675 ft |
| February | 56.6 | 3,104 ft | 73.8 | 4,196 ft |
| March | 63.3 | 3,535 ft | 81.4 | 4,664 ft |
| April | 72.0 | 4,084 ft | 90.0 | 5,185 ft ▲ |
| May | 80.2 | 4,591 ft | 97.7 | 5,642 ft ▲ |
| June | 86.6 | 4,980 ft | 101.8 | 5,883 ft ▲ |
| July | 86.8 | 4,992 ft | 100.9 | 5,830 ft ▲ |
| August | 85.9 | 4,938 ft | 99.5 | 5,748 ft ▲ |
| September | 80.2 | 4,591 ft | 93.5 | 5,394 ft ▲ |
| October | 72.3 | 4,102 ft | 87.7 | 5,047 ft ▲ |
| November | 59.3 | 3,279 ft | 74.6 | 4,246 ft |
| December | 50.9 | 2,733 ft | 66.5 | 3,738 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 T89
DENSITY ALTITUDE caution
Field elevation 2,630 ft — the air behaves like 5,894 ft.
- PRESSURE ALT
- 2,632 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
- 3T9 — Big Bend Ranch State Park
Presidio · elev 4,250 ft
- 1E2 — Terlingua Ranch
Alpine · elev 3,769 ft
- KPRS — Presidio Lely International
Presidio · elev 2,938 ft
- E38 — Alpine-Casparis Municipal
Alpine · elev 4,514 ft
- KMRF — Marfa Municipal
Marfa · elev 4,849 ft
- 6R6 — Terrell County
Dryden · elev 2,323 ft
- KFST — Fort Stockton-Pecos County
Fort Stockton · elev 3,011 ft
- KVHN — Culberson County
Van Horn · elev 3,957 ft
Frequently asked questions
How high does density altitude get at T89 in summer?
On a typical June afternoon — around 102 °F at the nearest NOAA normals station — density altitude at Lajitas International reaches roughly 5,883 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 T89 on an average day?
It swings with the seasons: from roughly 2,634 ft at the coldest month's average temperature to about 4,992 ft at the warmest month's — all from a constant field elevation of 2,630 ft. The month-by-month table above carries the full year.
What is the field elevation of Lajitas International?
2,630 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is T89 (FAA), in Lajitas, Texas.