Necedah, Wisconsin · field elev 919 ft
Density Altitude at Necedah (KDAF)
Necedah sits at 919 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 2,714 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 | 16.1 | −1,803 ft | 26.2 | −1,079 ft |
| February | 20.5 | −1,485 ft | 31.5 | −706 ft |
| March | 32.0 | −671 ft | 44.2 | 168 ft |
| April | 45.0 | 222 ft | 58.7 | 1,133 ft |
| May | 57.3 | 1,041 ft | 70.9 | 1,919 ft |
| June | 66.4 | 1,632 ft | 79.6 | 2,466 ft |
| July | 70.6 | 1,900 ft | 83.6 | 2,714 ft |
| August | 68.4 | 1,760 ft | 81.1 | 2,560 ft |
| September | 60.6 | 1,257 ft | 73.6 | 2,090 ft |
| October | 47.9 | 417 ft | 60.1 | 1,224 ft |
| November | 33.7 | −552 ft | 43.6 | 127 ft |
| December | 21.7 | −1,399 ft | 30.9 | −748 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 KDAF
DENSITY ALTITUDE
Field elevation 919 ft — the air behaves like 2,739 ft.
- PRESSURE ALT
- 920 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
- 82C — Mauston/New Lisbon Union
New Lisbon · elev 908 ft
- 63C — Adams County Legion Field
Friendship (Adams) · elev 979 ft
- Y72 — Bloyer Field
Tomah · elev 966 ft
- 60C — Elroy
Elroy · elev 944 ft
- KISW — Alexander Field South Wood County
Wisconsin Rapids · elev 1,021 ft
- KCMY — Sparta/Fort Mc Coy
Sparta · elev 839 ft
- C35 — Reedsburg Municipal
Reedsburg · elev 906 ft
- KDLL — Baraboo/Wisconsin Dells Regional
Baraboo · elev 980 ft
Frequently asked questions
How high does density altitude get at KDAF in summer?
On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Necedah reaches roughly 2,714 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 KDAF on an average day?
It swings with the seasons: from roughly −1,803 ft at the coldest month's average temperature to about 1,900 ft at the warmest month's — all from a constant field elevation of 919 ft. The month-by-month table above carries the full year.
What is the field elevation of Necedah?
919 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KDAF (ICAO) / DAF (FAA), in Necedah, Wisconsin.