Racine, Wisconsin · field elev 674 ft
Density Altitude at Batten International (KRAC)
Batten International sits at 674 ft, and even a typical July afternoon (81 °F) only lifts density altitude to about 2,279 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 23.3 | −1,592 ft | 30.5 | −1,082 ft |
| February | 26.0 | −1,400 ft | 33.6 | −865 ft |
| March | 35.4 | −740 ft | 43.3 | −198 ft |
| April | 45.3 | −62 ft | 53.9 | 514 ft |
| May | 56.0 | 653 ft | 65.6 | 1,279 ft |
| June | 66.4 | 1,330 ft | 76.0 | 1,941 ft |
| July | 72.2 | 1,701 ft | 81.4 | 2,279 ft |
| August | 71.1 | 1,631 ft | 79.5 | 2,161 ft |
| September | 64.0 | 1,176 ft | 72.8 | 1,739 ft |
| October | 52.1 | 395 ft | 60.7 | 961 ft |
| November | 39.7 | −443 ft | 47.3 | 73 ft |
| December | 28.9 | −1,195 ft | 35.5 | −733 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 KRAC
DENSITY ALTITUDE
Field elevation 674 ft — the air behaves like 2,254 ft.
- PRESSURE ALT
- 675 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
- C89 — Sylvania
Sturtevant · elev 789 ft
- KENW — Kenosha Regional
Kenosha · elev 743 ft
- KMKE — General Mitchell International
Milwaukee · elev 728 ft
- 62C — Cindy Guntly Meml
Franksville · elev 784 ft
- 49C — Camp Lake
Camp Lake · elev 749 ft
- KBUU — Burlington Municipal
Burlington · elev 780 ft
- KMWC — Lawrence J Timmerman
Milwaukee · elev 745 ft
- 57C — East Troy Municipal
East Troy · elev 860 ft
Frequently asked questions
How high does density altitude get at KRAC in summer?
On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Batten International reaches roughly 2,279 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 KRAC on an average day?
It swings with the seasons: from roughly −1,592 ft at the coldest month's average temperature to about 1,701 ft at the warmest month's — all from a constant field elevation of 674 ft. The month-by-month table above carries the full year.
What is the field elevation of Batten International?
674 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KRAC (ICAO) / RAC (FAA), in Racine, Wisconsin.