Marshall, Minnesota · field elev 1,183 ft
Density Altitude at Southwest Minnesota Regional Marshall/Ryan Field (KMML)
Southwest Minnesota Regional Marshall/Ryan Field sits at 1,183 ft, and even a typical July afternoon (85 °F) only lifts density altitude to about 3,104 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 | 14.0 | −1,624 ft | 24.5 | −869 ft |
| February | 18.3 | −1,312 ft | 29.0 | −551 ft |
| March | 30.3 | −460 ft | 41.2 | 292 ft |
| April | 44.5 | 516 ft | 56.8 | 1,334 ft |
| May | 58.1 | 1,419 ft | 70.1 | 2,192 ft |
| June | 68.9 | 2,116 ft | 80.6 | 2,851 ft |
| July | 72.9 | 2,369 ft | 84.7 | 3,104 ft |
| August | 70.4 | 2,211 ft | 82.2 | 2,950 ft |
| September | 62.4 | 1,699 ft | 75.3 | 2,520 ft |
| October | 48.1 | 758 ft | 60.2 | 1,556 ft |
| November | 32.9 | −279 ft | 43.3 | 435 ft |
| December | 19.9 | −1,197 ft | 29.6 | −509 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 KMML
DENSITY ALTITUDE
Field elevation 1,183 ft — the air behaves like 3,122 ft.
- PRESSURE ALT
- 1,184 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 Minnesota fields
- KTKC — Tracy Municipal
Tracy · elev 1,336 ft
- 63Y — Tyler Municipal
Tyler · elev 1,742 ft
- KGDB — Granite Falls Municipal/Lenzen-Roe-Fagen Meml Field
Granite Falls · elev 1,048 ft
- KCNB — Myers Field
Canby · elev 1,194 ft
- KDVP — Slayton Municipal
Slayton · elev 1,623 ft
- KMVE — Montevideo-Chippewa County
Montevideo · elev 1,034 ft
- KRWF — Redwood Falls Municipal
Redwood Falls · elev 1,024 ft
- KPQN — Pipestone Municipal
Pipestone · elev 1,737 ft
Frequently asked questions
How high does density altitude get at KMML in summer?
On a typical July afternoon — around 85 °F at the nearest NOAA normals station — density altitude at Southwest Minnesota Regional Marshall/Ryan Field reaches roughly 3,104 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 KMML on an average day?
It swings with the seasons: from roughly −1,624 ft at the coldest month's average temperature to about 2,369 ft at the warmest month's — all from a constant field elevation of 1,183 ft. The month-by-month table above carries the full year.
What is the field elevation of Southwest Minnesota Regional Marshall/Ryan Field?
1,183 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMML (ICAO) / MML (FAA), in Marshall, Minnesota.