Lancaster, Wisconsin · field elev 1,016 ft
Density Altitude at Lancaster Municipal (73C)
Lancaster Municipal sits at 1,016 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 2,666 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 | 17.1 | −1,609 ft | 25.3 | −1,021 ft |
| February | 21.4 | −1,299 ft | 29.9 | −697 ft |
| March | 33.8 | −424 ft | 42.9 | 200 ft |
| April | 46.6 | 450 ft | 56.7 | 1,121 ft |
| May | 58.1 | 1,213 ft | 68.3 | 1,872 ft |
| June | 67.8 | 1,841 ft | 77.4 | 2,448 ft |
| July | 71.4 | 2,070 ft | 80.9 | 2,666 ft |
| August | 69.5 | 1,949 ft | 79.1 | 2,554 ft |
| September | 61.9 | 1,461 ft | 72.2 | 2,120 ft |
| October | 49.2 | 625 ft | 59.2 | 1,285 ft |
| November | 35.6 | −300 ft | 43.8 | 261 ft |
| December | 23.5 | −1,149 ft | 31.0 | −620 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 73C
DENSITY ALTITUDE
Field elevation 1,016 ft — the air behaves like 2,672 ft.
- PRESSURE ALT
- 1,017 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 Wisconsin fields
- KPVB — Platteville Municipal
Platteville · elev 1,025 ft
- C74 — Cassville Municipal
Cassville · elev 627 ft
- KMRJ — Iowa County
Mineral Point · elev 1,171 ft
- KOVS — Boscobel
Boscobel · elev 673 ft
- KPDC — Prairie Du Chien Municipal
Prairie Du Chien · elev 660 ft
- KLNR — Tri-County Regional
Lone Rock · elev 717 ft
- 93C — Richland
Richland Center · elev 742 ft
- Y51 — Viroqua Municipal
Viroqua · elev 1,292 ft
Frequently asked questions
How high does density altitude get at 73C in summer?
On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Lancaster Municipal reaches roughly 2,666 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 73C on an average day?
It swings with the seasons: from roughly −1,609 ft at the coldest month's average temperature to about 2,070 ft at the warmest month's — all from a constant field elevation of 1,016 ft. The month-by-month table above carries the full year.
What is the field elevation of Lancaster Municipal?
1,016 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 73C (FAA), in Lancaster, Wisconsin.