Radnor, Ohio · field elev 918 ft

Density Altitude at Packer (5E9)

Packer sits at 918 ft, and even a typical July afternoon (84 °F) only lifts density altitude to about 2,719 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈2,719 ft station: MARION 2 N · 15 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at MARION 2 N (15 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 25.9 −1,101 ft 34.0 −533 ft
February 28.6 −910 ft 37.1 −318 ft
March 37.6 −284 ft 47.5 389 ft
April 49.5 523 ft 60.9 1,275 ft
May 60.6 1,255 ft 71.7 1,969 ft
June 69.9 1,854 ft 80.3 2,509 ft
July 73.1 2,057 ft 83.7 2,719 ft
August 71.3 1,943 ft 82.0 2,614 ft
September 64.5 1,508 ft 76.2 2,253 ft
October 53.1 763 ft 64.1 1,482 ft
November 41.3 −30 ft 50.3 577 ft
December 31.4 −714 ft 38.8 −201 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 5E9

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,738 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,738 ft

Field elevation 918 ft — the air behaves like 2,738 ft.

PRESSURE ALT
919 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 Ohio fields

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Frequently asked questions

How high does density altitude get at 5E9 in summer?

On a typical July afternoon — around 84 °F at the nearest NOAA normals station — density altitude at Packer reaches roughly 2,719 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 5E9 on an average day?

It swings with the seasons: from roughly −1,101 ft at the coldest month's average temperature to about 2,057 ft at the warmest month's — all from a constant field elevation of 918 ft. The month-by-month table above carries the full year.

What is the field elevation of Packer?

918 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 5E9 (FAA), in Radnor, Ohio.