Somerville, Tennessee · field elev 436 ft
Density Altitude at Fayette County (KFYE)
Fayette County sits at 436 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,543 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 | 40.3 | −699 ft | 50.7 | 6 ft |
| February | 43.7 | −466 ft | 54.8 | 280 ft |
| March | 52.2 | 107 ft | 64.2 | 896 ft |
| April | 61.4 | 713 ft | 72.8 | 1,447 ft |
| May | 69.9 | 1,262 ft | 79.9 | 1,895 ft |
| June | 76.9 | 1,706 ft | 86.9 | 2,329 ft |
| July | 80.6 | 1,938 ft | 90.4 | 2,543 ft |
| August | 79.9 | 1,895 ft | 89.6 | 2,494 ft |
| September | 73.1 | 1,466 ft | 84.5 | 2,181 ft |
| October | 61.8 | 740 ft | 74.6 | 1,561 ft |
| November | 51.4 | 53 ft | 63.9 | 876 ft |
| December | 43.0 | −514 ft | 53.3 | 180 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 KFYE
DENSITY ALTITUDE
Field elevation 436 ft — the air behaves like 2,519 ft.
- PRESSURE ALT
- 437 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
- —
- AIR DENSITY
- —
- WATER · GRAINS/LB
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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
- M08 — William L Whitehurst Field
Bolivar · elev 499 ft
- M04 — Covington Municipal
Covington · elev 280 ft
- KNQA — Millington/Memphis
Millington · elev 322 ft
- 2M8 — Charles W Baker
Millington · elev 247 ft
- KMEM — Frederick W Smith International/Memphis
Memphis · elev 341 ft
- M01 — General Dewitt Spain
Memphis · elev 225 ft
- KMKL — Jackson Regional
Jackson · elev 435 ft
- M53 — Humboldt Municipal
Humboldt · elev 421 ft
Frequently asked questions
How high does density altitude get at KFYE in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Fayette County reaches roughly 2,543 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 KFYE on an average day?
It swings with the seasons: from roughly −699 ft at the coldest month's average temperature to about 1,938 ft at the warmest month's — all from a constant field elevation of 436 ft. The month-by-month table above carries the full year.
What is the field elevation of Fayette County?
436 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KFYE (ICAO) / FYE (FAA), in Somerville, Tennessee.