Ashley, North Dakota · field elev 2,034 ft

Density Altitude at Ashley Municipal (KASY)

Ashley Municipal sits at 2,034 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 3,914 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈3,914 ft station: ASHLEY · 2 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at ASHLEY (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 10.6 −800 ft 20.0 −122 ft
February 14.9 −488 ft 24.4 190 ft
March 26.9 365 ft 36.7 1,043 ft
April 40.6 1,308 ft 52.0 2,069 ft
May 53.6 2,174 ft 65.0 2,912 ft
June 64.0 2,848 ft 74.6 3,517 ft
July 69.6 3,204 ft 81.0 3,914 ft
August 67.8 3,090 ft 79.7 3,834 ft
September 58.3 2,481 ft 70.6 3,267 ft
October 43.4 1,497 ft 54.7 2,246 ft
November 28.8 498 ft 38.5 1,166 ft
December 16.7 −358 ft 25.3 253 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 KASY

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 3,914 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 3,914 ft

Field elevation 2,034 ft — the air behaves like 3,914 ft.

PRESSURE ALT
2,035 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 North Dakota fields

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Frequently asked questions

How high does density altitude get at KASY in summer?

On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Ashley Municipal reaches roughly 3,914 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 KASY on an average day?

It swings with the seasons: from roughly −800 ft at the coldest month's average temperature to about 3,204 ft at the warmest month's — all from a constant field elevation of 2,034 ft. The month-by-month table above carries the full year.

What is the field elevation of Ashley Municipal?

2,034 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KASY (ICAO) / ASY (FAA), in Ashley, North Dakota.