Fort Ann, New York · field elev 261 ft
Density Altitude at Harris (83K)
Harris sits at 261 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 1,781 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 | 19.7 | −2,370 ft | 29.7 | −1,655 ft |
| February | 21.9 | −2,211 ft | 33.1 | −1,416 ft |
| March | 31.7 | −1,514 ft | 42.5 | −766 ft |
| April | 44.6 | −622 ft | 56.6 | 182 ft |
| May | 56.5 | 176 ft | 69.0 | 990 ft |
| June | 65.0 | 732 ft | 77.1 | 1,505 ft |
| July | 69.7 | 1,035 ft | 81.5 | 1,781 ft |
| August | 67.8 | 913 ft | 79.6 | 1,662 ft |
| September | 59.7 | 386 ft | 71.9 | 1,175 ft |
| October | 48.0 | −392 ft | 59.2 | 354 ft |
| November | 37.2 | −1,130 ft | 46.7 | −480 ft |
| December | 26.6 | −1,875 ft | 35.3 | −1,262 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 83K
DENSITY ALTITUDE
Field elevation 261 ft — the air behaves like 1,812 ft.
- PRESSURE ALT
- 262 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
- KGFL — Floyd Bennett Meml
Glens Falls · elev 328 ft
- 1C3 — Argyle
Argyle · elev 330 ft
- K30 — Heber Airpark
Gansevoort · elev 230 ft
- B04 — Garnseys
Schuylerville · elev 100 ft
- 1B8 — Chapin Field
Cambridge · elev 510 ft
- 5B2 — Saratoga County
Saratoga Springs · elev 434 ft
- 1F2 — Plateau Sky Ranch
Edinburg · elev 1,070 ft
- 4B6 — Ticonderoga Municipal
Ticonderoga · elev 274 ft
Frequently asked questions
How high does density altitude get at 83K in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Harris reaches roughly 1,781 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 83K on an average day?
It swings with the seasons: from roughly −2,370 ft at the coldest month's average temperature to about 1,035 ft at the warmest month's — all from a constant field elevation of 261 ft. The month-by-month table above carries the full year.
What is the field elevation of Harris?
261 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 83K (FAA), in Fort Ann, New York.