Lebanon, Tennessee · field elev 588 ft
Density Altitude at Lebanon Municipal (M54)
Lebanon Municipal sits at 588 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,716 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 | 37.6 | −695 ft | 47.4 | −27 ft |
| February | 41.0 | −461 ft | 51.7 | 261 ft |
| March | 49.2 | 94 ft | 60.7 | 855 ft |
| April | 58.6 | 718 ft | 70.8 | 1,507 ft |
| May | 67.6 | 1,302 ft | 79.2 | 2,037 ft |
| June | 75.9 | 1,830 ft | 86.9 | 2,514 ft |
| July | 79.7 | 2,068 ft | 90.2 | 2,716 ft |
| August | 78.2 | 1,974 ft | 89.6 | 2,679 ft |
| September | 71.6 | 1,557 ft | 83.6 | 2,310 ft |
| October | 59.7 | 790 ft | 72.9 | 1,640 ft |
| November | 48.7 | 61 ft | 60.5 | 842 ft |
| December | 40.9 | −468 ft | 50.7 | 195 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 M54
DENSITY ALTITUDE
Field elevation 588 ft — the air behaves like 2,704 ft.
- PRESSURE ALT
- 589 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
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- KMBT — Murfreesboro Municipal
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Lafayette · elev 969 ft
- 1M5 — Douglas Hunter Field
Portland · elev 818 ft
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- KJWN — John C Tune
Nashville · elev 501 ft
Frequently asked questions
How high does density altitude get at M54 in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Lebanon Municipal reaches roughly 2,716 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 M54 on an average day?
It swings with the seasons: from roughly −695 ft at the coldest month's average temperature to about 2,068 ft at the warmest month's — all from a constant field elevation of 588 ft. The month-by-month table above carries the full year.
What is the field elevation of Lebanon Municipal?
588 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is M54 (FAA), in Lebanon, Tennessee.