Michigan City, Indiana · field elev 655 ft
Density Altitude at Michigan City Municipal-Phillips Field (KMGC)
Michigan City Municipal-Phillips Field sits at 655 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,299 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 | 24.2 | −1,552 ft | 31.2 | −1,057 ft |
| February | 27.7 | −1,303 ft | 35.1 | −785 ft |
| March | 37.4 | −625 ft | 46.0 | −38 ft |
| April | 49.0 | 164 ft | 58.8 | 814 ft |
| May | 60.0 | 892 ft | 70.0 | 1,538 ft |
| June | 69.3 | 1,493 ft | 78.9 | 2,100 ft |
| July | 73.1 | 1,735 ft | 82.1 | 2,299 ft |
| August | 71.5 | 1,633 ft | 80.3 | 2,187 ft |
| September | 64.8 | 1,204 ft | 74.4 | 1,817 ft |
| October | 53.0 | 431 ft | 62.0 | 1,022 ft |
| November | 40.3 | −426 ft | 47.7 | 77 ft |
| December | 29.9 | −1,148 ft | 36.2 | −708 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 KMGC
DENSITY ALTITUDE
Field elevation 655 ft — the air behaves like 2,293 ft.
- PRESSURE ALT
- 656 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 Indiana fields
- KPPO — La Porte Municipal
La Porte · elev 812 ft
- KVPZ — Porter County Regional
Valparaiso · elev 770 ft
- 3HO — Hobart Sky Ranch
Hobart · elev 630 ft
- KSBN — South Bend International
South Bend · elev 798 ft
- KOXI — Starke County
Knox · elev 685 ft
- KGYY — Gary/Chicago International
Gary/Chicago · elev 597 ft
- 05C — Griffith-Merrillville
Griffith · elev 634 ft
- C65 — Plymouth Municipal
Plymouth · elev 800 ft
Frequently asked questions
How high does density altitude get at KMGC in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Michigan City Municipal-Phillips Field reaches roughly 2,299 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 KMGC on an average day?
It swings with the seasons: from roughly −1,552 ft at the coldest month's average temperature to about 1,735 ft at the warmest month's — all from a constant field elevation of 655 ft. The month-by-month table above carries the full year.
What is the field elevation of Michigan City Municipal-Phillips Field?
655 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMGC (ICAO) / MGC (FAA), in Michigan City, Indiana.