Reserve, Louisiana · field elev 7 ft
Density Altitude at Port Of South Louisiana Exec Regional (KAPS)
Port Of South Louisiana Exec Regional sits at 7 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,094 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 | 52.6 | −398 ft | 62.3 | 243 ft |
| February | 56.7 | −125 ft | 66.7 | 529 ft |
| March | 62.2 | 237 ft | 72.4 | 895 ft |
| April | 68.5 | 645 ft | 78.8 | 1,301 ft |
| May | 75.5 | 1,093 ft | 84.9 | 1,682 ft |
| June | 80.9 | 1,433 ft | 89.3 | 1,953 ft |
| July | 83.2 | 1,576 ft | 91.6 | 2,094 ft |
| August | 83.2 | 1,576 ft | 91.6 | 2,094 ft |
| September | 79.7 | 1,357 ft | 88.3 | 1,892 ft |
| October | 71.0 | 806 ft | 81.1 | 1,445 ft |
| November | 60.9 | 152 ft | 71.2 | 819 ft |
| December | 55.1 | −231 ft | 64.7 | 400 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 KAPS
DENSITY ALTITUDE
Field elevation 7 ft — the air behaves like 2,118 ft.
- PRESSURE ALT
- 8 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 Louisiana fields
- KMSY — Louis Armstrong New Orleans International
New Orleans · elev 3 ft
- KREG — Louisiana Regional
Gonzales · elev 14 ft
- L83 — Thibodaux Municipal
Thibodaux · elev 9 ft
- KHDC — Hammond Northshore Regional
Hammond · elev 46 ft
- KNEW — Lakefront
New Orleans · elev 7 ft
- KHUM — Houma-Terrebonne
Houma · elev 9 ft
- L31 — St Tammany Regional
Covington · elev 38 ft
- KBTR — Baton Rouge Metro, Ryan Field
Baton Rouge · elev 70 ft
Frequently asked questions
How high does density altitude get at KAPS in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Port Of South Louisiana Exec Regional reaches roughly 2,094 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 KAPS on an average day?
It swings with the seasons: from roughly −398 ft at the coldest month's average temperature to about 1,576 ft at the warmest month's — all from a constant field elevation of 7 ft. The month-by-month table above carries the full year.
What is the field elevation of Port Of South Louisiana Exec Regional?
7 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KAPS (ICAO) / APS (FAA), in Reserve, Louisiana.