Hot Springs, South Dakota · field elev 3,150 ft
Density Altitude at Hot Springs Municipal (KHSR)
From a field elevation of 3,150 ft, a typical July afternoon at Hot Springs Municipal (89 °F) raises density altitude to about 5,756 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 | 24.8 | 1,613 ft | 38.2 | 2,531 ft |
| February | 27.1 | 1,772 ft | 41.2 | 2,733 ft |
| March | 36.4 | 2,410 ft | 51.7 | 3,427 ft |
| April | 44.9 | 2,979 ft | 60.2 | 3,975 ft |
| May | 55.0 | 3,641 ft | 69.4 | 4,557 ft |
| June | 65.3 | 4,299 ft | 80.4 | 5,236 ft ▲ |
| July | 72.6 | 4,756 ft | 89.0 | 5,756 ft ▲ |
| August | 70.5 | 4,626 ft | 87.9 | 5,690 ft ▲ |
| September | 61.0 | 4,026 ft | 79.1 | 5,157 ft ▲ |
| October | 47.4 | 3,145 ft | 63.9 | 4,211 ft |
| November | 35.2 | 2,328 ft | 49.9 | 3,309 ft |
| December | 26.1 | 1,703 ft | 39.7 | 2,632 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 KHSR
DENSITY ALTITUDE caution
Field elevation 3,150 ft — the air behaves like 5,756 ft.
- PRESSURE ALT
- 3,152 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
- 6V0 — Edgemont Municipal
Edgemont · elev 3,594 ft
- KCUT — Custer County
Custer · elev 5,620 ft
- KRAP — Rapid City Regional
Rapid City · elev 3,204 ft
- KIEN — Pine Ridge
Pine Ridge · elev 3,333 ft
- 6V4 — Wall Municipal
Wall · elev 2,813 ft
- 49B — Sturgis Municipal
Sturgis · elev 3,255 ft
- KSPF — Black Hills-Clyde Ice Field
Spearfish · elev 3,933 ft
- 9V6 — Martin Municipal
Martin · elev 3,295 ft
Frequently asked questions
How high does density altitude get at KHSR in summer?
On a typical July afternoon — around 89 °F at the nearest NOAA normals station — density altitude at Hot Springs Municipal reaches roughly 5,756 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 KHSR on an average day?
It swings with the seasons: from roughly 1,613 ft at the coldest month's average temperature to about 4,756 ft at the warmest month's — all from a constant field elevation of 3,150 ft. The month-by-month table above carries the full year.
What is the field elevation of Hot Springs Municipal?
3,150 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KHSR (ICAO) / HSR (FAA), in Hot Springs, South Dakota.