New Richmond, Wisconsin · field elev 998 ft

Density Altitude at New Richmond Regional (KRNH)

New Richmond Regional sits at 998 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 2,631 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈2,631 ft station: AMERY · 14 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at AMERY (14 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 12.7 −1,952 ft 21.5 −1,314 ft
February 17.2 −1,624 ft 26.9 −930 ft
March 29.8 −726 ft 39.5 −54 ft
April 43.4 212 ft 53.9 915 ft
May 56.3 1,073 ft 67.1 1,774 ft
June 65.9 1,697 ft 76.4 2,363 ft
July 70.4 1,984 ft 80.7 2,631 ft
August 68.3 1,850 ft 78.7 2,507 ft
September 60.2 1,328 ft 70.7 2,003 ft
October 46.3 408 ft 56.4 1,079 ft
November 32.2 −558 ft 40.2 −6 ft
December 19.3 −1,472 ft 26.9 −930 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 KRNH

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,650 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,650 ft

Field elevation 998 ft — the air behaves like 2,650 ft.

PRESSURE ALT
999 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 Wisconsin fields

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Frequently asked questions

How high does density altitude get at KRNH in summer?

On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at New Richmond Regional reaches roughly 2,631 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 KRNH on an average day?

It swings with the seasons: from roughly −1,952 ft at the coldest month's average temperature to about 1,984 ft at the warmest month's — all from a constant field elevation of 998 ft. The month-by-month table above carries the full year.

What is the field elevation of New Richmond Regional?

998 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KRNH (ICAO) / RNH (FAA), in New Richmond, Wisconsin.