Picayune, Mississippi · field elev 55 ft
Density Altitude at Picayune Municipal (KMJD)
Picayune Municipal sits at 55 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,146 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 | 49.8 | −526 ft | 61.9 | 276 ft |
| February | 53.1 | −305 ft | 65.7 | 524 ft |
| March | 59.5 | 119 ft | 71.9 | 922 ft |
| April | 65.7 | 524 ft | 78.2 | 1,322 ft |
| May | 72.9 | 986 ft | 84.8 | 1,734 ft |
| June | 78.6 | 1,347 ft | 89.2 | 2,005 ft |
| July | 81.0 | 1,497 ft | 91.5 | 2,146 ft |
| August | 81.0 | 1,497 ft | 91.4 | 2,140 ft |
| September | 77.0 | 1,246 ft | 87.7 | 1,913 ft |
| October | 67.8 | 659 ft | 80.5 | 1,466 ft |
| November | 57.7 | 0 ft | 70.9 | 859 ft |
| December | 52.4 | −352 ft | 64.8 | 465 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 KMJD
DENSITY ALTITUDE
Field elevation 55 ft — the air behaves like 2,177 ft.
- PRESSURE ALT
- 56 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 Mississippi fields
- KHSA — Stennis International
Bay St Louis · elev 23 ft
- 66Y — Diamondhead
Diamondhead · elev 14 ft
- M13 — Poplarville/Pearl River County
Poplarville · elev 319 ft
- KGPT — Gulfport-Biloxi International
Gulfport · elev 28 ft
- 4R1 — I H Bass Jr Meml
Lumberton · elev 310 ft
- M24 — Dean Griffin Meml
Wiggins · elev 273 ft
- 5R2 — Ocean Springs
Ocean Springs · elev 20 ft
- T36 — Paul Pittman Meml
Tylertown · elev 384 ft
Frequently asked questions
How high does density altitude get at KMJD in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Picayune Municipal reaches roughly 2,146 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 KMJD on an average day?
It swings with the seasons: from roughly −526 ft at the coldest month's average temperature to about 1,497 ft at the warmest month's — all from a constant field elevation of 55 ft. The month-by-month table above carries the full year.
What is the field elevation of Picayune Municipal?
55 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMJD (ICAO) / MJD (FAA), in Picayune, Mississippi.