Memphis, Tennessee · field elev 341 ft
Density Altitude at Frederick W Smith International/Memphis (KMEM)
Frederick W Smith International/Memphis sits at 341 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,519 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 | 42.1 | −693 ft | 50.9 | −98 ft |
| February | 46.1 | −421 ft | 55.5 | 208 ft |
| March | 54.2 | 122 ft | 64.2 | 779 ft |
| April | 63.2 | 714 ft | 73.4 | 1,369 ft |
| May | 72.1 | 1,286 ft | 81.7 | 1,891 ft |
| June | 79.9 | 1,778 ft | 89.4 | 2,366 ft |
| July | 82.8 | 1,959 ft | 91.9 | 2,519 ft |
| August | 82.1 | 1,916 ft | 91.5 | 2,494 ft |
| September | 76.0 | 1,533 ft | 86.0 | 2,157 ft |
| October | 64.6 | 804 ft | 75.1 | 1,477 ft |
| November | 52.7 | 22 ft | 62.6 | 675 ft |
| December | 44.8 | −509 ft | 53.4 | 69 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 KMEM
DENSITY ALTITUDE
Field elevation 341 ft — the air behaves like 2,525 ft.
- PRESSURE ALT
- 342 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 Tennessee fields
- M01 — General Dewitt Spain
Memphis · elev 225 ft
- 2M8 — Charles W Baker
Millington · elev 247 ft
- KNQA — Millington/Memphis
Millington · elev 322 ft
- KFYE — Fayette County
Somerville · elev 436 ft
- M04 — Covington Municipal
Covington · elev 280 ft
- M08 — William L Whitehurst Field
Bolivar · elev 499 ft
- KMKL — Jackson Regional
Jackson · elev 435 ft
- KDYR — Dyersburg Regional
Dyersburg · elev 338 ft
Frequently asked questions
How high does density altitude get at KMEM in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Frederick W Smith International/Memphis reaches roughly 2,519 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 KMEM on an average day?
It swings with the seasons: from roughly −693 ft at the coldest month's average temperature to about 1,959 ft at the warmest month's — all from a constant field elevation of 341 ft. The month-by-month table above carries the full year.
What is the field elevation of Frederick W Smith International/Memphis?
341 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMEM (ICAO) / MEM (FAA), in Memphis, Tennessee.