Crockett, Texas · field elev 348 ft
Density Altitude at Houston County (KDKR)
Houston County sits at 348 ft, and even a typical August afternoon (95 °F) only lifts density altitude to about 2,733 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 | −318 ft | 59.1 | 454 ft |
| February | 51.6 | −42 ft | 63.1 | 716 ft |
| March | 58.2 | 395 ft | 70.2 | 1,174 ft |
| April | 65.3 | 858 ft | 77.6 | 1,643 ft |
| May | 73.4 | 1,377 ft | 84.3 | 2,061 ft |
| June | 80.3 | 1,812 ft | 91.0 | 2,472 ft |
| July | 83.1 | 1,986 ft | 94.4 | 2,679 ft |
| August | 83.4 | 2,005 ft | 95.3 | 2,733 ft |
| September | 77.8 | 1,655 ft | 89.8 | 2,399 ft |
| October | 67.7 | 1,013 ft | 80.3 | 1,812 ft |
| November | 56.9 | 310 ft | 69.0 | 1,097 ft |
| December | 49.5 | −183 ft | 61.2 | 592 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 KDKR
DENSITY ALTITUDE
Field elevation 348 ft — the air behaves like 2,715 ft.
- PRESSURE ALT
- 349 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
- 33R — Groveton/Trinity County
Groveton · elev 340 ft
- KPSN — Palestine Municipal
Palestine · elev 423 ft
- KLFK — Angelina County
Lufkin · elev 296 ft
- KUTS — Huntsville Municipal
Huntsville · elev 363 ft
- KJSO — Cherokee County
Jacksonville · elev 678 ft
- 51R — Madisonville Municipal
Madisonville · elev 286 ft
- KOCH — Nacogdoches A L Mangham Jr Regional
Nacogdoches · elev 343 ft
- 00R — Livingston Municipal
Livingston · elev 151 ft
Frequently asked questions
How high does density altitude get at KDKR in summer?
On a typical August afternoon — around 95 °F at the nearest NOAA normals station — density altitude at Houston County reaches roughly 2,733 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 KDKR on an average day?
It swings with the seasons: from roughly −318 ft at the coldest month's average temperature to about 2,005 ft at the warmest month's — all from a constant field elevation of 348 ft. The month-by-month table above carries the full year.
What is the field elevation of Houston County?
348 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KDKR (ICAO) / DKR (FAA), in Crockett, Texas.