Rankin, Texas · field elev 2,543 ft
Density Altitude at Rankin (49F)
From a field elevation of 2,543 ft, a typical July afternoon at Rankin (96 °F) raises density altitude to about 5,454 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 | 46.7 | 2,348 ft | 60.5 | 3,249 ft |
| February | 51.5 | 2,665 ft | 65.8 | 3,587 ft |
| March | 59.4 | 3,178 ft | 74.2 | 4,114 ft |
| April | 67.6 | 3,701 ft | 82.3 | 4,613 ft |
| May | 76.3 | 4,245 ft | 89.8 | 5,067 ft ▲ |
| June | 83.2 | 4,668 ft | 95.5 | 5,407 ft ▲ |
| July | 84.8 | 4,766 ft | 96.3 | 5,454 ft ▲ |
| August | 84.3 | 4,735 ft | 95.9 | 5,431 ft ▲ |
| September | 77.6 | 4,325 ft | 89.5 | 5,049 ft ▲ |
| October | 68.1 | 3,732 ft | 80.8 | 4,522 ft |
| November | 56.0 | 2,958 ft | 69.6 | 3,827 ft |
| December | 47.8 | 2,421 ft | 61.4 | 3,307 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 49F
DENSITY ALTITUDE caution
Field elevation 2,543 ft — the air behaves like 5,437 ft.
- PRESSURE ALT
- 2,545 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
- E48 — Upton County
Mc Camey · elev 2,433 ft
- 2F0 — Iraan Municipal
Iraan · elev 2,200 ft
- E13 — Crane County
Crane · elev 2,555 ft
- E41 — Reagan County
Big Lake · elev 2,706 ft
- 7T7 — Skywest Inc
Midland · elev 2,805 ft
- KMAF — Midland International Air And Space Port
Midland · elev 2,872 ft
- KODO — Odessa-Schlemeyer Field
Odessa · elev 3,004 ft
- KOZA — Ozona Municipal
Ozona · elev 2,377 ft
Frequently asked questions
How high does density altitude get at 49F in summer?
On a typical July afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Rankin reaches roughly 5,454 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 49F on an average day?
It swings with the seasons: from roughly 2,348 ft at the coldest month's average temperature to about 4,766 ft at the warmest month's — all from a constant field elevation of 2,543 ft. The month-by-month table above carries the full year.
What is the field elevation of Rankin?
2,543 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 49F (FAA), in Rankin, Texas.