Humboldt, Tennessee · field elev 421 ft

Density Altitude at Humboldt Municipal (M53)

Humboldt Municipal sits at 421 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,525 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈2,525 ft station: JACKSON 4 NE · 7 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at JACKSON 4 NE (7 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 37.8 −889 ft 47.5 −227 ft
February 41.1 −662 ft 52.1 81 ft
March 49.6 −86 ft 61.4 695 ft
April 59.2 551 ft 71.5 1,346 ft
May 68.3 1,142 ft 79.4 1,845 ft
June 76.2 1,644 ft 87.0 2,316 ft
July 79.7 1,864 ft 90.4 2,525 ft
August 78.6 1,795 ft 89.7 2,482 ft
September 71.6 1,353 ft 83.8 2,119 ft
October 60.2 617 ft 72.9 1,435 ft
November 48.5 −160 ft 60.3 623 ft
December 40.5 −703 ft 50.4 −32 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 M53

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,500 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,500 ft

Field elevation 421 ft — the air behaves like 2,500 ft.

PRESSURE ALT
422 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 M53 in summer?

On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Humboldt Municipal reaches roughly 2,525 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 M53 on an average day?

It swings with the seasons: from roughly −889 ft at the coldest month's average temperature to about 1,864 ft at the warmest month's — all from a constant field elevation of 421 ft. The month-by-month table above carries the full year.

What is the field elevation of Humboldt Municipal?

421 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is M53 (FAA), in Humboldt, Tennessee.