Rosebud, South Dakota · field elev 2,724 ft
Density Altitude at Rosebud Sioux Tribal (KSUO)
From a field elevation of 2,724 ft, a typical July afternoon at Rosebud Sioux Tribal (87 °F) raises density altitude to about 5,143 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 22.9 | 947 ft | 34.2 | 1,731 ft |
| February | 25.7 | 1,143 ft | 37.5 | 1,955 ft |
| March | 35.3 | 1,806 ft | 47.8 | 2,645 ft |
| April | 44.9 | 2,452 ft | 57.4 | 3,272 ft |
| May | 56.2 | 3,194 ft | 68.4 | 3,973 ft |
| June | 67.1 | 3,891 ft | 79.4 | 4,656 ft |
| July | 74.1 | 4,329 ft | 87.4 | 5,143 ft ▲ |
| August | 72.2 | 4,211 ft | 85.8 | 5,046 ft ▲ |
| September | 62.8 | 3,618 ft | 77.1 | 4,515 ft |
| October | 48.2 | 2,671 ft | 61.6 | 3,542 ft |
| November | 35.5 | 1,819 ft | 47.7 | 2,638 ft |
| December | 25.6 | 1,136 ft | 37.0 | 1,921 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 KSUO
DENSITY ALTITUDE caution
Field elevation 2,724 ft — the air behaves like 5,119 ft.
- PRESSURE ALT
- 2,726 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- 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
- 7Q7 — White River Municipal
White River · elev 2,151 ft
- 8F6 — Murdo Municipal
Murdo · elev 2,270 ft
- 9V6 — Martin Municipal
Martin · elev 3,295 ft
- 5V8 — Kadoka Municipal
Kadoka · elev 2,466 ft
- KICR — Winner Regional
Winner · elev 2,032 ft
- 5P5 — Presho Municipal
Presho · elev 1,760 ft
- KPHP — Philip
Philip · elev 2,209 ft
- 9D1 — Gregory Municipal/Flynn Field
Gregory · elev 2,175 ft
Frequently asked questions
How high does density altitude get at KSUO in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Rosebud Sioux Tribal reaches roughly 5,143 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 KSUO on an average day?
It swings with the seasons: from roughly 947 ft at the coldest month's average temperature to about 4,329 ft at the warmest month's — all from a constant field elevation of 2,724 ft. The month-by-month table above carries the full year.
What is the field elevation of Rosebud Sioux Tribal?
2,724 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KSUO (ICAO) / SUO (FAA), in Rosebud, South Dakota.