Walker, Minnesota · field elev 1,348 ft

Density Altitude at Walker Municipal (Y49)

Walker Municipal sits at 1,348 ft, and even a typical July afternoon (79 °F) only lifts density altitude to about 2,953 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈2,953 ft station: WALKER · 6 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at WALKER (6 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 10.0 −1,709 ft 19.3 −1,033 ft
February 14.8 −1,358 ft 25.4 −598 ft
March 27.7 −436 ft 37.8 265 ft
April 41.4 511 ft 52.0 1,222 ft
May 55.2 1,433 ft 66.0 2,133 ft
June 64.6 2,043 ft 74.6 2,678 ft
July 69.0 2,325 ft 79.0 2,953 ft
August 67.0 2,197 ft 76.7 2,810 ft
September 58.4 1,642 ft 68.0 2,261 ft
October 44.8 741 ft 53.3 1,308 ft
November 29.5 −310 ft 37.2 224 ft
December 16.5 −1,235 ft 24.8 −641 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 Y49

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,953 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,953 ft

Field elevation 1,348 ft — the air behaves like 2,953 ft.

PRESSURE ALT
1,349 ft
ISA DEVIATION
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RULE-OF-THUMB DA
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AIR DENSITY INDEX
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AIR DENSITY
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WATER · GRAINS/LB
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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 Y49 in summer?

On a typical July afternoon — around 79 °F at the nearest NOAA normals station — density altitude at Walker Municipal reaches roughly 2,953 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 Y49 on an average day?

It swings with the seasons: from roughly −1,709 ft at the coldest month's average temperature to about 2,325 ft at the warmest month's — all from a constant field elevation of 1,348 ft. The month-by-month table above carries the full year.

What is the field elevation of Walker Municipal?

1,348 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is Y49 (FAA), in Walker, Minnesota.