Andrews, Texas · field elev 3,174 ft
Density Altitude at Andrews County (E11)
From a field elevation of 3,174 ft, a typical July afternoon at Andrews County (96 °F) raises density altitude to about 6,176 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 | 45.4 | 3,042 ft | 59.5 | 3,960 ft |
| February | 50.0 | 3,345 ft | 64.8 | 4,297 ft |
| March | 57.3 | 3,819 ft | 72.5 | 4,780 ft |
| April | 65.5 | 4,341 ft | 81.7 | 5,345 ft ▲ |
| May | 74.3 | 4,891 ft | 88.9 | 5,779 ft ▲ |
| June | 81.2 | 5,314 ft | 95.3 | 6,159 ft ▲ |
| July | 82.5 | 5,393 ft | 95.6 | 6,176 ft ▲ |
| August | 81.7 | 5,345 ft | 94.7 | 6,123 ft ▲ |
| September | 75.1 | 4,940 ft | 88.4 | 5,749 ft ▲ |
| October | 65.8 | 4,360 ft | 79.9 | 5,235 ft ▲ |
| November | 53.8 | 3,593 ft | 68.2 | 4,511 ft |
| December | 46.2 | 3,095 ft | 60.1 | 3,998 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 E11
DENSITY ALTITUDE caution
Field elevation 3,174 ft — the air behaves like 6,200 ft.
- PRESSURE ALT
- 3,176 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
- KGNC — Gaines County
Seminole · elev 3,315 ft
- KODO — Odessa-Schlemeyer Field
Odessa · elev 3,004 ft
- KMDD — Midland Airpark
Midland · elev 2,805 ft
- KMAF — Midland International Air And Space Port
Midland · elev 2,872 ft
- 7T7 — Skywest Inc
Midland · elev 2,805 ft
- 63F — Stanton Municipal
Stanton · elev 2,731 ft
- KLUV — Lamesa Municipal
Lamesa · elev 2,999 ft
- E57 — Denver City
Denver City · elev 3,575 ft
Frequently asked questions
How high does density altitude get at E11 in summer?
On a typical July afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Andrews County reaches roughly 6,176 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 E11 on an average day?
It swings with the seasons: from roughly 3,042 ft at the coldest month's average temperature to about 5,393 ft at the warmest month's — all from a constant field elevation of 3,174 ft. The month-by-month table above carries the full year.
What is the field elevation of Andrews County?
3,174 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is E11 (FAA), in Andrews, Texas.