Oneonta, New York · field elev 1,763 ft
Density Altitude at Albert S Nader Regional (N66)
Albert S Nader Regional sits at 1,763 ft, and even a typical July afternoon (78 °F) only lifts density altitude to about 3,423 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 | 20.8 | −405 ft | 30.2 | 257 ft |
| February | 22.4 | −291 ft | 32.4 | 410 ft |
| March | 29.9 | 236 ft | 40.6 | 972 ft |
| April | 42.5 | 1,101 ft | 54.6 | 1,905 ft |
| May | 54.1 | 1,873 ft | 66.8 | 2,694 ft |
| June | 62.4 | 2,412 ft | 74.2 | 3,161 ft |
| July | 66.8 | 2,694 ft | 78.4 | 3,423 ft |
| August | 65.6 | 2,617 ft | 77.1 | 3,342 ft |
| September | 58.7 | 2,173 ft | 70.4 | 2,922 ft |
| October | 47.5 | 1,436 ft | 58.2 | 2,140 ft |
| November | 36.8 | 713 ft | 45.8 | 1,322 ft |
| December | 27.1 | 41 ft | 35.0 | 589 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 N66
DENSITY ALTITUDE
Field elevation 1,763 ft — the air behaves like 3,398 ft.
- PRESSURE ALT
- 1,764 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
- K23 — Cooperstown-Westville
Cooperstown · elev 1,260 ft
- N23 — Sidney Municipal
Sidney · elev 1,027 ft
- KOIC — Lt Warren Eaton
Norwich · elev 1,024 ft
- K31 — Sharon
Sharon Springs · elev 1,508 ft
- KVGC — Hamilton Municipal
Hamilton · elev 1,137 ft
- 6B4 — Frankfort-Highland
Utica/Frankfort · elev 1,325 ft
- 4N7 — Greene
Greene · elev 935 ft
- N25 — Blue Heron
Gallupville · elev 1,200 ft
Frequently asked questions
How high does density altitude get at N66 in summer?
On a typical July afternoon — around 78 °F at the nearest NOAA normals station — density altitude at Albert S Nader Regional reaches roughly 3,423 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 N66 on an average day?
It swings with the seasons: from roughly −405 ft at the coldest month's average temperature to about 2,694 ft at the warmest month's — all from a constant field elevation of 1,763 ft. The month-by-month table above carries the full year.
What is the field elevation of Albert S Nader Regional?
1,763 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is N66 (FAA), in Oneonta, New York.