Chisana, Alaska · field elev 3,348 ft

Density Altitude at Chisana (CZN)

Chisana sits at 3,348 ft, and even a typical July afternoon (66 °F) only lifts density altitude to about 4,580 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈4,580 ft station: NABESNA · 38 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at NABESNA (38 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 −4.0 −222 ft 2.9 291 ft
February 5.7 497 ft 13.7 1,076 ft
March 13.1 1,033 ft 23.3 1,755 ft
April 30.7 2,267 ft 41.5 2,998 ft
May 44.2 3,178 ft 54.4 3,846 ft
June 52.6 3,729 ft 64.5 4,491 ft
July 55.2 3,898 ft 65.9 4,580 ft
August 51.4 3,651 ft 61.3 4,289 ft
September 41.0 2,965 ft 50.6 3,599 ft
October 24.3 1,825 ft 31.6 2,329 ft
November 6.5 555 ft 12.4 983 ft
December 0.3 99 ft 5.8 504 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 CZN

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 4,586 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 4,586 ft

Field elevation 3,348 ft — the air behaves like 4,586 ft.

PRESSURE ALT
3,350 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

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Frequently asked questions

How high does density altitude get at CZN in summer?

On a typical July afternoon — around 66 °F at the nearest NOAA normals station — density altitude at Chisana reaches roughly 4,580 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 CZN on an average day?

It swings with the seasons: from roughly −222 ft at the coldest month's average temperature to about 3,898 ft at the warmest month's — all from a constant field elevation of 3,348 ft. The month-by-month table above carries the full year.

What is the field elevation of Chisana?

3,348 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is CZN (FAA), in Chisana, Alaska.