Longview, Texas · field elev 366 ft
Density Altitude at East Texas Regional (KGGG)
East Texas Regional sits at 366 ft, and even a typical August afternoon (95 °F) only lifts density altitude to about 2,719 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 | 47.5 | −295 ft | 58.3 | 424 ft |
| February | 51.3 | −40 ft | 62.3 | 686 ft |
| March | 58.6 | 444 ft | 69.9 | 1,177 ft |
| April | 65.5 | 894 ft | 76.9 | 1,621 ft |
| May | 73.6 | 1,412 ft | 83.9 | 2,058 ft |
| June | 80.5 | 1,846 ft | 90.6 | 2,470 ft |
| July | 83.9 | 2,058 ft | 94.4 | 2,701 ft |
| August | 83.8 | 2,052 ft | 94.7 | 2,719 ft |
| September | 77.7 | 1,671 ft | 89.1 | 2,378 ft |
| October | 67.0 | 990 ft | 79.1 | 1,759 ft |
| November | 56.3 | 292 ft | 67.8 | 1,042 ft |
| December | 49.1 | −188 ft | 59.7 | 516 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 KGGG
DENSITY ALTITUDE
Field elevation 366 ft — the air behaves like 2,737 ft.
- PRESSURE ALT
- 367 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
- 07F — Gladewater Municipal
Gladewater · elev 297 ft
- KRFI — Rusk County
Henderson · elev 442 ft
- KASL — Harrison County
Marshall · elev 357 ft
- KJXI — Fox Stephens Field/Gilmer Municipal
Gilmer · elev 415 ft
- 4F2 — Panola County-Sharpe Field
Carthage · elev 248 ft
- 24F — Cypress River
Jefferson · elev 222 ft
- 6F7 — Manning Field
Jefferson · elev 320 ft
- 6X0 — Tarrant Field
Mount Selman · elev 590 ft
Frequently asked questions
How high does density altitude get at KGGG in summer?
On a typical August afternoon — around 95 °F at the nearest NOAA normals station — density altitude at East Texas Regional reaches roughly 2,719 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 KGGG on an average day?
It swings with the seasons: from roughly −295 ft at the coldest month's average temperature to about 2,058 ft at the warmest month's — all from a constant field elevation of 366 ft. The month-by-month table above carries the full year.
What is the field elevation of East Texas Regional?
366 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KGGG (ICAO) / GGG (FAA), in Longview, Texas.