Mandan, North Dakota · field elev 1,944 ft
Density Altitude at Mandan Regional/Lawler Field (Y19)
Mandan Regional/Lawler Field sits at 1,944 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 3,902 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 | 12.6 | −768 ft | 22.5 | −57 ft |
| February | 16.7 | −471 ft | 27.1 | 267 ft |
| March | 29.0 | 400 ft | 39.6 | 1,129 ft |
| April | 42.3 | 1,312 ft | 54.1 | 2,096 ft |
| May | 54.5 | 2,122 ft | 66.5 | 2,897 ft |
| June | 64.5 | 2,769 ft | 76.0 | 3,495 ft |
| July | 70.3 | 3,137 ft | 82.6 | 3,902 ft |
| August | 68.7 | 3,036 ft | 81.8 | 3,853 ft |
| September | 59.0 | 2,415 ft | 72.1 | 3,251 ft |
| October | 44.1 | 1,433 ft | 56.1 | 2,227 ft |
| November | 29.5 | 435 ft | 39.9 | 1,149 ft |
| December | 17.9 | −385 ft | 27.4 | 288 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 Y19
DENSITY ALTITUDE
Field elevation 1,944 ft — the air behaves like 3,927 ft.
- PRESSURE ALT
- 1,945 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 North Dakota fields
- KBIS — Bismarck Municipal
Bismarck · elev 1,661 ft
- 6H8 — Hazelton Municipal
Hazelton · elev 2,015 ft
- 5C8 — Washburn Municipal
Washburn · elev 1,908 ft
- D57 — Glen Ullin Regional
Glen Ullin · elev 2,091 ft
- KHZE — Mercer County Regional
Hazen · elev 1,815 ft
- 7L2 — Linton Municipal
Linton · elev 1,779 ft
- Y27 — Standing Rock
Fort Yates · elev 1,634 ft
- 91N — Turtle Lake Municipal
Turtle Lake · elev 1,916 ft
Frequently asked questions
How high does density altitude get at Y19 in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Mandan Regional/Lawler Field reaches roughly 3,902 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 Y19 on an average day?
It swings with the seasons: from roughly −768 ft at the coldest month's average temperature to about 3,137 ft at the warmest month's — all from a constant field elevation of 1,944 ft. The month-by-month table above carries the full year.
What is the field elevation of Mandan Regional/Lawler Field?
1,944 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is Y19 (FAA), in Mandan, North Dakota.