Wessington Springs, South Dakota · field elev 1,545 ft
Density Altitude at Wessington Springs (4X4)
Wessington Springs sits at 1,545 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 3,527 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 | 16.2 | −1,009 ft | 25.4 | −352 ft |
| February | 20.4 | −707 ft | 30.2 | −15 ft |
| March | 31.9 | 104 ft | 42.3 | 816 ft |
| April | 44.4 | 958 ft | 55.6 | 1,702 ft |
| May | 56.8 | 1,781 ft | 67.8 | 2,490 ft |
| June | 67.2 | 2,452 ft | 78.1 | 3,138 ft |
| July | 73.0 | 2,819 ft | 84.4 | 3,527 ft |
| August | 70.8 | 2,680 ft | 82.3 | 3,398 ft |
| September | 62.4 | 2,144 ft | 74.2 | 2,894 ft |
| October | 47.7 | 1,179 ft | 58.7 | 1,904 ft |
| November | 33.2 | 194 ft | 43.1 | 871 ft |
| December | 20.9 | −671 ft | 29.7 | −50 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 4X4
DENSITY ALTITUDE
Field elevation 1,545 ft — the air behaves like 3,502 ft.
- PRESSURE ALT
- 1,546 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
- KHON — Huron Regional
Huron · elev 1,289 ft
- 6A6 — Kimball Municipal
Kimball · elev 1,755 ft
- KMHE — Mitchell Municipal
Mitchell · elev 1,304 ft
- KMKA — Miller Municipal
Miller · elev 1,570 ft
- D65 — Corsica Municipal
Corsica · elev 1,580 ft
- 9V9 — Chamberlain Municipal
Chamberlain · elev 1,696 ft
- 1D3 — Platte Municipal
Platte · elev 1,618 ft
- 8D9 — Howard Municipal
Howard · elev 1,586 ft
Frequently asked questions
How high does density altitude get at 4X4 in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Wessington Springs reaches roughly 3,527 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 4X4 on an average day?
It swings with the seasons: from roughly −1,009 ft at the coldest month's average temperature to about 2,819 ft at the warmest month's — all from a constant field elevation of 1,545 ft. The month-by-month table above carries the full year.
What is the field elevation of Wessington Springs?
1,545 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 4X4 (FAA), in Wessington Springs, South Dakota.