Cornucopia, Wisconsin · field elev 757 ft
Density Altitude at Cornucopia Field (23W)
Cornucopia Field sits at 757 ft, and even a typical July afternoon (77 °F) only lifts density altitude to about 2,099 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 | 14.4 | −2,131 ft | 21.7 | −1,603 ft |
| February | 17.2 | −1,927 ft | 26.2 | −1,282 ft |
| March | 27.5 | −1,190 ft | 37.0 | −526 ft |
| April | 39.6 | −347 ft | 49.0 | 290 ft |
| May | 51.7 | 471 ft | 62.8 | 1,200 ft |
| June | 60.2 | 1,031 ft | 71.3 | 1,746 ft |
| July | 66.4 | 1,432 ft | 76.9 | 2,099 ft |
| August | 65.9 | 1,400 ft | 75.5 | 2,011 ft |
| September | 57.9 | 880 ft | 67.5 | 1,503 ft |
| October | 46.0 | 89 ft | 54.0 | 623 ft |
| November | 32.6 | −831 ft | 39.6 | −347 ft |
| December | 21.0 | −1,653 ft | 27.6 | −1,182 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 23W
DENSITY ALTITUDE
Field elevation 757 ft — the air behaves like 2,106 ft.
- PRESSURE ALT
- 758 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 Wisconsin fields
- 4R5 — Major Gilbert Field
La Pointe · elev 649 ft
- KASX — John F Kennedy Meml
Ashland · elev 827 ft
- Y77 — Bayfield County
Iron River · elev 1,134 ft
- 5G4 — Eau Claire Lakes
Drummond · elev 1,212 ft
- 3CU — Cable Union
Cable · elev 1,360 ft
- KSUW — Richard I Bong
Superior · elev 674 ft
- KOLG — Solon Springs Municipal
Solon Springs · elev 1,102 ft
- KHYR — Sawyer County
Hayward · elev 1,216 ft
Frequently asked questions
How high does density altitude get at 23W in summer?
On a typical July afternoon — around 77 °F at the nearest NOAA normals station — density altitude at Cornucopia Field reaches roughly 2,099 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 23W on an average day?
It swings with the seasons: from roughly −2,131 ft at the coldest month's average temperature to about 1,432 ft at the warmest month's — all from a constant field elevation of 757 ft. The month-by-month table above carries the full year.
What is the field elevation of Cornucopia Field?
757 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 23W (FAA), in Cornucopia, Wisconsin.