Staatsburg, New York · field elev 450 ft
Density Altitude at Airhaven (09N)
Airhaven sits at 450 ft, and even a typical July afternoon (86 °F) only lifts density altitude to about 2,296 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 | 24.3 | −1,802 ft | 37.2 | −895 ft |
| February | 26.1 | −1,673 ft | 40.2 | −688 ft |
| March | 34.2 | −1,103 ft | 48.6 | −117 ft |
| April | 46.2 | −279 ft | 61.9 | 763 ft |
| May | 57.5 | 475 ft | 72.5 | 1,445 ft |
| June | 66.4 | 1,055 ft | 81.4 | 2,005 ft |
| July | 70.9 | 1,344 ft | 86.1 | 2,296 ft |
| August | 69.7 | 1,267 ft | 84.3 | 2,185 ft |
| September | 61.7 | 750 ft | 76.8 | 1,717 ft |
| October | 49.8 | −36 ft | 64.5 | 932 ft |
| November | 39.4 | −743 ft | 52.9 | 171 ft |
| December | 29.5 | −1,433 ft | 41.8 | −578 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 09N
DENSITY ALTITUDE
Field elevation 450 ft — the air behaves like 2,290 ft.
- PRESSURE ALT
- 451 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
- 44N — Sky Acres
Millbrook · elev 697 ft
- 20N — Kingston-Ulster
Kingston · elev 147 ft
- KPOU — Hudson Valley Regional
Poughkeepsie · elev 164 ft
- N69 — Stormville
Stormville · elev 358 ft
- N45 — Kobelt
Wallkill · elev 420 ft
- 1A1 — Green Acres
Livingston · elev 297 ft
- KSWF — New York Stewart International
New York · elev 491 ft
- N89 — Joseph Y Resnick
Ellenville · elev 290 ft
Frequently asked questions
How high does density altitude get at 09N in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Airhaven reaches roughly 2,296 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 09N on an average day?
It swings with the seasons: from roughly −1,802 ft at the coldest month's average temperature to about 1,344 ft at the warmest month's — all from a constant field elevation of 450 ft. The month-by-month table above carries the full year.
What is the field elevation of Airhaven?
450 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 09N (FAA), in Staatsburg, New York.