Johnstown, New York · field elev 881 ft
Density Altitude at Fulton County (NY0)
Fulton County sits at 881 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 2,538 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 | 21.6 | −1,454 ft | 31.1 | −781 ft |
| February | 23.4 | −1,325 ft | 33.8 | −593 ft |
| March | 31.2 | −774 ft | 42.0 | −29 ft |
| April | 45.0 | 175 ft | 56.8 | 961 ft |
| May | 57.0 | 974 ft | 69.9 | 1,809 ft |
| June | 65.2 | 1,508 ft | 76.9 | 2,251 ft |
| July | 70.1 | 1,822 ft | 81.5 | 2,538 ft |
| August | 67.7 | 1,668 ft | 79.7 | 2,426 ft |
| September | 61.1 | 1,242 ft | 73.7 | 2,050 ft |
| October | 48.2 | 390 ft | 58.7 | 1,086 ft |
| November | 37.9 | −309 ft | 47.8 | 363 ft |
| December | 27.4 | −1,041 ft | 35.9 | −447 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 NY0
DENSITY ALTITUDE
Field elevation 881 ft — the air behaves like 2,569 ft.
- PRESSURE ALT
- 882 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
- 1F2 — Plateau Sky Ranch
Edinburg · elev 1,070 ft
- 4B1 — Duanesburg
Duanesburg · elev 714 ft
- K31 — Sharon
Sharon Springs · elev 1,508 ft
- N25 — Blue Heron
Gallupville · elev 1,200 ft
- KSCH — Schenectady County
Schenectady · elev 378 ft
- 5B2 — Saratoga County
Saratoga Springs · elev 434 ft
- W57 — Round Lake
Round Lake · elev 178 ft
- KALB — Albany International
Albany · elev 285 ft
Frequently asked questions
How high does density altitude get at NY0 in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Fulton County reaches roughly 2,538 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 NY0 on an average day?
It swings with the seasons: from roughly −1,454 ft at the coldest month's average temperature to about 1,822 ft at the warmest month's — all from a constant field elevation of 881 ft. The month-by-month table above carries the full year.
What is the field elevation of Fulton County?
881 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is NY0 (FAA), in Johnstown, New York.