Highmore, South Dakota · field elev 1,854 ft
Density Altitude at Highmore Municipal (9D0)
Highmore Municipal sits at 1,854 ft, and even a typical July afternoon (86 °F) only lifts density altitude to about 4,000 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 | 16.6 | −592 ft | 26.6 | 119 ft |
| February | 21.2 | −262 ft | 31.7 | 475 ft |
| March | 33.1 | 572 ft | 44.4 | 1,341 ft |
| April | 45.5 | 1,415 ft | 58.6 | 2,279 ft |
| May | 56.8 | 2,162 ft | 69.7 | 2,989 ft |
| June | 66.9 | 2,812 ft | 79.0 | 3,571 ft |
| July | 73.2 | 3,210 ft | 86.0 | 4,000 ft |
| August | 71.5 | 3,103 ft | 84.6 | 3,915 ft |
| September | 63.1 | 2,569 ft | 76.7 | 3,428 ft |
| October | 48.3 | 1,602 ft | 60.6 | 2,408 ft |
| November | 33.1 | 572 ft | 43.8 | 1,301 ft |
| December | 21.0 | −277 ft | 30.5 | 392 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 9D0
DENSITY ALTITUDE
Field elevation 1,854 ft — the air behaves like 4,000 ft.
- PRESSURE ALT
- 1,855 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 South Dakota fields
- KMKA — Miller Municipal
Miller · elev 1,570 ft
- 98D — Onida Municipal
Onida · elev 1,885 ft
- 3FU — Faulkton Municipal
Faulkton · elev 1,571 ft
- 0D8 — Gettysburg Municipal
Gettysburg · elev 2,062 ft
- KPIR — Pierre Regional
Pierre · elev 1,744 ft
- 1D8 — Redfield Municipal
Redfield · elev 1,309 ft
- 9F8 — Hoven Municipal
Hoven · elev 1,885 ft
- 5P5 — Presho Municipal
Presho · elev 1,760 ft
Frequently asked questions
How high does density altitude get at 9D0 in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Highmore Municipal reaches roughly 4,000 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 9D0 on an average day?
It swings with the seasons: from roughly −592 ft at the coldest month's average temperature to about 3,210 ft at the warmest month's — all from a constant field elevation of 1,854 ft. The month-by-month table above carries the full year.
What is the field elevation of Highmore Municipal?
1,854 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 9D0 (FAA), in Highmore, South Dakota.