East Troy, Wisconsin · field elev 860 ft
Density Altitude at East Troy Municipal (57C)
East Troy Municipal sits at 860 ft, and even a typical July afternoon (82 °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 | 20.2 | −1,581 ft | 28.8 | −969 ft |
| February | 23.2 | −1,366 ft | 32.2 | −731 ft |
| March | 33.7 | −626 ft | 43.2 | 27 ft |
| April | 45.2 | 162 ft | 55.9 | 876 ft |
| May | 56.5 | 916 ft | 68.1 | 1,668 ft |
| June | 66.6 | 1,572 ft | 78.2 | 2,307 ft |
| July | 70.8 | 1,840 ft | 82.0 | 2,543 ft |
| August | 69.3 | 1,745 ft | 80.5 | 2,450 ft |
| September | 61.8 | 1,262 ft | 73.6 | 2,018 ft |
| October | 49.8 | 471 ft | 60.9 | 1,203 ft |
| November | 37.0 | −398 ft | 45.9 | 210 ft |
| December | 26.2 | −1,153 ft | 34.1 | −598 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 57C
DENSITY ALTITUDE
Field elevation 860 ft — the air behaves like 2,543 ft.
- PRESSURE ALT
- 861 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
- KBUU — Burlington Municipal
Burlington · elev 780 ft
- 88C — Palmyra Municipal
Palmyra · elev 851 ft
- 62C — Cindy Guntly Meml
Franksville · elev 784 ft
- C59 — Lake Lawn
Delavan · elev 981 ft
- KUES — Waukesha County
Waukesha · elev 912 ft
- W11 — Lake Country
Sullivan · elev 843 ft
- 5Y3 — Gutzmer'S Twin Oaks
Whitewater · elev 821 ft
- 49C — Camp Lake
Camp Lake · elev 749 ft
Frequently asked questions
How high does density altitude get at 57C in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at East Troy Municipal 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 57C on an average day?
It swings with the seasons: from roughly −1,581 ft at the coldest month's average temperature to about 1,840 ft at the warmest month's — all from a constant field elevation of 860 ft. The month-by-month table above carries the full year.
What is the field elevation of East Troy Municipal?
860 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 57C (FAA), in East Troy, Wisconsin.