Millbrook, New York · field elev 697 ft
Density Altitude at Sky Acres (44N)
Sky Acres sits at 697 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 2,375 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 | 25.1 | −1,435 ft | 34.5 | −774 ft |
| February | 28.0 | −1,229 ft | 37.7 | −552 ft |
| March | 36.2 | −656 ft | 46.8 | 68 ft |
| April | 47.4 | 108 ft | 59.5 | 911 ft |
| May | 57.8 | 800 ft | 70.1 | 1,596 ft |
| June | 65.7 | 1,314 ft | 77.6 | 2,070 ft |
| July | 70.7 | 1,634 ft | 82.5 | 2,375 ft |
| August | 68.8 | 1,513 ft | 80.2 | 2,232 ft |
| September | 62.0 | 1,074 ft | 73.6 | 1,818 ft |
| October | 50.5 | 316 ft | 61.7 | 1,055 ft |
| November | 40.4 | −367 ft | 50.2 | 296 ft |
| December | 31.0 | −1,018 ft | 39.5 | −429 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 44N
DENSITY ALTITUDE
Field elevation 697 ft — the air behaves like 2,406 ft.
- PRESSURE ALT
- 698 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 New York fields
- N69 — Stormville
Stormville · elev 358 ft
- KPOU — Hudson Valley Regional
Poughkeepsie · elev 164 ft
- 09N — Airhaven
Staatsburg · elev 450 ft
- N45 — Kobelt
Wallkill · elev 420 ft
- 20N — Kingston-Ulster
Kingston · elev 147 ft
- KSWF — New York Stewart International
New York · elev 491 ft
- KMGJ — Orange County
Montgomery · elev 370 ft
- 1A1 — Green Acres
Livingston · elev 297 ft
Frequently asked questions
How high does density altitude get at 44N in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Sky Acres reaches roughly 2,375 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 44N on an average day?
It swings with the seasons: from roughly −1,435 ft at the coldest month's average temperature to about 1,634 ft at the warmest month's — all from a constant field elevation of 697 ft. The month-by-month table above carries the full year.
What is the field elevation of Sky Acres?
697 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 44N (FAA), in Millbrook, New York.