Clay, New York · field elev 385 ft

Density Altitude at Airlane Enterprises (1H1)

Airlane Enterprises sits at 385 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 1,888 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈1,888 ft station: BREWERTON LOCK 23 · 2 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at BREWERTON LOCK 23 (2 mi from the field) · standard pressure, dry air
Month Avg temp °F DA at avg temp Afternoon high °F DA on a typical afternoon
January 21.8 −2,063 ft 30.9 −1,415 ft
February 22.6 −2,005 ft 33.0 −1,268 ft
March 31.3 −1,387 ft 41.3 −693 ft
April 43.9 −516 ft 55.1 236 ft
May 56.3 316 ft 68.0 1,078 ft
June 64.8 872 ft 75.9 1,581 ft
July 69.5 1,174 ft 80.8 1,888 ft
August 68.1 1,084 ft 79.5 1,807 ft
September 60.6 598 ft 72.4 1,359 ft
October 49.6 −130 ft 59.4 520 ft
November 39.2 −838 ft 48.0 −238 ft
December 29.2 −1,535 ft 36.8 −1,003 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 1H1

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 1,901 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 1,901 ft

Field elevation 385 ft — the air behaves like 1,901 ft.

PRESSURE ALT
386 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

All New York airports →

Frequently asked questions

How high does density altitude get at 1H1 in summer?

On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Airlane Enterprises reaches roughly 1,888 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 1H1 on an average day?

It swings with the seasons: from roughly −2,063 ft at the coldest month's average temperature to about 1,174 ft at the warmest month's — all from a constant field elevation of 385 ft. The month-by-month table above carries the full year.

What is the field elevation of Airlane Enterprises?

385 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 1H1 (FAA), in Clay, New York.