Gonzales, Louisiana · field elev 14 ft

Density Altitude at Louisiana Regional (KREG)

Louisiana Regional sits at 14 ft, and even a typical August afternoon (91 °F) only lifts density altitude to about 2,054 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: August · ≈2,054 ft station: DONALDSONVILLE 4 SW · 9 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at DONALDSONVILLE 4 SW (9 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 51.9 −436 ft 62.1 239 ft
February 55.6 −189 ft 66.1 499 ft
March 61.7 213 ft 72.4 904 ft
April 67.8 609 ft 78.4 1,284 ft
May 75.0 1,069 ft 84.9 1,690 ft
June 80.4 1,410 ft 89.2 1,956 ft
July 82.1 1,516 ft 90.6 2,041 ft
August 81.9 1,504 ft 90.8 2,054 ft
September 78.3 1,278 ft 87.6 1,857 ft
October 69.4 712 ft 80.3 1,403 ft
November 59.8 88 ft 70.9 808 ft
December 54.1 −289 ft 64.4 389 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 KREG

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,066 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,066 ft

Field elevation 14 ft — the air behaves like 2,066 ft.

PRESSURE ALT
15 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 Louisiana fields

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Frequently asked questions

How high does density altitude get at KREG in summer?

On a typical August afternoon — around 91 °F at the nearest NOAA normals station — density altitude at Louisiana Regional reaches roughly 2,054 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 KREG on an average day?

It swings with the seasons: from roughly −436 ft at the coldest month's average temperature to about 1,516 ft at the warmest month's — all from a constant field elevation of 14 ft. The month-by-month table above carries the full year.

What is the field elevation of Louisiana Regional?

14 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KREG (ICAO) / REG (FAA), in Gonzales, Louisiana.