Brookfield, Wisconsin · field elev 844 ft

Density Altitude at Capitol Drive (02C)

Capitol Drive sits at 844 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 2,474 ft — heat still trims performance, but the field rarely turns high-and-hot.

worst typical month: July · ≈2,474 ft station: BROOKFIELD WWTP · 3 mi away normals vintage 1991–2020

Typical density altitude by month

From NOAA 1991–2020 monthly normals at BROOKFIELD WWTP (3 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 19.9 −1,623 ft 27.7 −1,067 ft
February 23.3 −1,379 ft 31.5 −799 ft
March 33.5 −660 ft 42.4 −47 ft
April 44.5 95 ft 54.3 751 ft
May 56.5 896 ft 66.5 1,546 ft
June 66.3 1,533 ft 76.6 2,187 ft
July 71.3 1,852 ft 81.2 2,474 ft
August 69.7 1,751 ft 79.2 2,350 ft
September 61.8 1,242 ft 72.2 1,910 ft
October 49.8 452 ft 59.4 1,086 ft
November 36.8 −431 ft 45.1 136 ft
December 25.9 −1,194 ft 33.1 −688 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 02C

Altimeter-style gauge: field elevation and density altitude needles 03691215 DENSITY ALT ×1,000 FT 2,462 DENSITY ALTITUDE · FEET
field elevation density altitude

DENSITY ALTITUDE 2,462 ft

Field elevation 844 ft — the air behaves like 2,462 ft.

PRESSURE ALT
845 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

All Wisconsin airports →

Frequently asked questions

How high does density altitude get at 02C in summer?

On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Capitol Drive reaches roughly 2,474 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 02C on an average day?

It swings with the seasons: from roughly −1,623 ft at the coldest month's average temperature to about 1,852 ft at the warmest month's — all from a constant field elevation of 844 ft. The month-by-month table above carries the full year.

What is the field elevation of Capitol Drive?

844 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 02C (FAA), in Brookfield, Wisconsin.