Oakley, Idaho · field elev 4,664 ft

Density Altitude at Oakley Municipal (1U6)

From a field elevation of 4,664 ft, a typical July afternoon at Oakley Municipal (86 °F) raises density altitude to about 7,435 ft — solidly into the range where performance charts deserve a close read.

worst typical month: July · ≈7,435 ft station: OAKLEY · 1 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at OAKLEY (1 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 30.6 3,897 ft 39.9 4,520 ft
February 34.3 4,146 ft 44.5 4,823 ft
March 41.8 4,646 ft 54.0 5,438 ft ▲
April 47.2 4,999 ft 60.3 5,839 ft ▲
May 55.1 5,509 ft 68.8 6,369 ft ▲
June 63.0 6,008 ft 77.6 6,908 ft ▲
July 71.5 6,536 ft 86.4 7,435 ft ▲
August 70.5 6,474 ft 85.6 7,388 ft ▲
September 61.9 5,939 ft 76.8 6,859 ft ▲
October 50.5 5,213 ft 63.9 6,065 ft ▲
November 38.6 4,434 ft 49.5 5,149 ft ▲
December 30.1 3,863 ft 39.0 4,460 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 1U6

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 7,411 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 7,411 ft caution

Field elevation 4,664 ft — the air behaves like 7,411 ft.

PRESSURE ALT
4,666 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 1U6 in summer?

On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Oakley Municipal reaches roughly 7,435 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 1U6 on an average day?

It swings with the seasons: from roughly 3,863 ft at the coldest month's average temperature to about 6,536 ft at the warmest month's — all from a constant field elevation of 4,664 ft. The month-by-month table above carries the full year.

What is the field elevation of Oakley Municipal?

4,664 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 1U6 (FAA), in Oakley, Idaho.