Desmet, South Dakota · field elev 1,730 ft
Density Altitude at Wilder (6E5)
Wilder sits at 1,730 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 3,574 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 | 14.1 | −928 ft | 23.2 | −276 ft |
| February | 18.9 | −582 ft | 28.5 | 98 ft |
| March | 30.7 | 251 ft | 40.6 | 931 ft |
| April | 44.1 | 1,167 ft | 55.0 | 1,891 ft |
| May | 56.3 | 1,976 ft | 67.1 | 2,672 ft |
| June | 66.5 | 2,634 ft | 76.9 | 3,289 ft |
| July | 71.2 | 2,932 ft | 81.5 | 3,574 ft |
| August | 69.0 | 2,793 ft | 79.1 | 3,426 ft |
| September | 60.9 | 2,275 ft | 71.6 | 2,957 ft |
| October | 46.4 | 1,322 ft | 56.9 | 2,015 ft |
| November | 31.4 | 300 ft | 40.7 | 938 ft |
| December | 19.0 | −575 ft | 27.7 | 42 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 6E5
DENSITY ALTITUDE
Field elevation 1,730 ft — the air behaves like 3,605 ft.
- PRESSURE ALT
- 1,731 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- AIR DENSITY
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- WATER · GRAINS/LB
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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
- 3A9 — Arlington Municipal
Arlington · elev 1,818 ft
- 8D9 — Howard Municipal
Howard · elev 1,586 ft
- 8D7 — Clark County
Clark · elev 1,793 ft
- KHON — Huron Regional
Huron · elev 1,289 ft
- KMDS — Madison Municipal
Madison · elev 1,718 ft
- KBKX — Brookings Regional
Brookings · elev 1,648 ft
- KATY — Watertown Regional
Watertown · elev 1,749 ft
- KMHE — Mitchell Municipal
Mitchell · elev 1,304 ft
Frequently asked questions
How high does density altitude get at 6E5 in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Wilder reaches roughly 3,574 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 6E5 on an average day?
It swings with the seasons: from roughly −928 ft at the coldest month's average temperature to about 2,932 ft at the warmest month's — all from a constant field elevation of 1,730 ft. The month-by-month table above carries the full year.
What is the field elevation of Wilder?
1,730 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 6E5 (FAA), in Desmet, South Dakota.