Tecumseh, Michigan · field elev 797 ft
Density Altitude at Tecumseh Mills (22T)
Tecumseh Mills sits at 797 ft, and even a typical July afternoon (86 °F) only lifts density altitude to about 2,695 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 | 23.7 | −1,409 ft | 32.5 | −788 ft |
| February | 26.3 | −1,224 ft | 36.4 | −517 ft |
| March | 35.4 | −587 ft | 46.4 | 165 ft |
| April | 46.8 | 192 ft | 59.5 | 1,035 ft |
| May | 58.1 | 943 ft | 71.1 | 1,782 ft |
| June | 68.1 | 1,591 ft | 80.9 | 2,398 ft |
| July | 72.3 | 1,858 ft | 85.7 | 2,695 ft |
| August | 70.0 | 1,712 ft | 82.7 | 2,510 ft |
| September | 63.0 | 1,262 ft | 76.2 | 2,104 ft |
| October | 51.0 | 474 ft | 63.2 | 1,275 ft |
| November | 38.7 | −359 ft | 48.7 | 320 ft |
| December | 29.6 | −991 ft | 37.9 | −414 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 22T
DENSITY ALTITUDE
Field elevation 797 ft — the air behaves like 2,713 ft.
- PRESSURE ALT
- 798 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 Michigan fields
- 3TE — Al Meyers
Tecumseh · elev 812 ft
- 34G — Merillat
Tecumseh · elev 820 ft
- 7N4 — Raymond L Kussmaul Jr Meml
Clinton · elev 825 ft
- 44G — Betz
Blissfield · elev 691 ft
- 75G — Rossettie
Manchester · elev 1,005 ft
- KARB — Ann Arbor Municipal
Ann Arbor · elev 839 ft
- KADG — Lenawee County
Adrian · elev 802 ft
- 6G8 — Brooklyn
Brooklyn · elev 981 ft
Frequently asked questions
How high does density altitude get at 22T in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Tecumseh Mills reaches roughly 2,695 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 22T on an average day?
It swings with the seasons: from roughly −1,409 ft at the coldest month's average temperature to about 1,858 ft at the warmest month's — all from a constant field elevation of 797 ft. The month-by-month table above carries the full year.
What is the field elevation of Tecumseh Mills?
797 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 22T (FAA), in Tecumseh, Michigan.