Lexington, Mississippi · field elev 340 ft
Density Altitude at C A Moore (19M)
C A Moore sits at 340 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,389 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 | 42.7 | −654 ft | 54.4 | 134 ft |
| February | 45.7 | −449 ft | 57.8 | 359 ft |
| March | 53.9 | 101 ft | 66.2 | 907 ft |
| April | 61.3 | 589 ft | 73.5 | 1,374 ft |
| May | 69.8 | 1,138 ft | 81.0 | 1,846 ft |
| June | 76.0 | 1,532 ft | 87.0 | 2,218 ft |
| July | 79.3 | 1,740 ft | 89.8 | 2,389 ft |
| August | 78.6 | 1,696 ft | 89.6 | 2,377 ft |
| September | 73.5 | 1,374 ft | 85.9 | 2,150 ft |
| October | 62.9 | 693 ft | 76.4 | 1,557 ft |
| November | 51.8 | −39 ft | 64.7 | 810 ft |
| December | 44.5 | −531 ft | 56.0 | 240 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 19M
DENSITY ALTITUDE
Field elevation 340 ft — the air behaves like 2,402 ft.
- PRESSURE ALT
- 341 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
- KGWO — Greenwood-Leflore
Greenwood · elev 162 ft
- KOSX — Kosciusko-Attala County
Kosciusko · elev 494 ft
- 1M2 — Belzoni Municipal
Belzoni · elev 110 ft
- 5A6 — Winona-Montgomery County
Winona · elev 364 ft
- 87I — Yazoo County
Yazoo City · elev 105 ft
- 08M — Carthage-Leake County
Carthage · elev 457 ft
- KIDL — Indianola Municipal
Indianola · elev 126 ft
- 14M — Hollandale Municipal
Hollandale · elev 114 ft
Frequently asked questions
How high does density altitude get at 19M in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at C A Moore reaches roughly 2,389 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 19M on an average day?
It swings with the seasons: from roughly −654 ft at the coldest month's average temperature to about 1,740 ft at the warmest month's — all from a constant field elevation of 340 ft. The month-by-month table above carries the full year.
What is the field elevation of C A Moore?
340 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 19M (FAA), in Lexington, Mississippi.