Manitowoc, Wisconsin · field elev 651 ft
Density Altitude at Manitowoc County (KMTW)
Manitowoc County sits at 651 ft, and even a typical July afternoon (77 °F) only lifts density altitude to about 1,970 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 | 19.9 | −1,865 ft | 26.5 | −1,393 ft |
| February | 22.6 | −1,671 ft | 29.4 | −1,188 ft |
| March | 31.6 | −1,034 ft | 38.5 | −555 ft |
| April | 42.2 | −301 ft | 50.0 | 226 ft |
| May | 52.8 | 413 ft | 61.5 | 985 ft |
| June | 63.0 | 1,082 ft | 71.6 | 1,635 ft |
| July | 68.6 | 1,443 ft | 76.9 | 1,970 ft |
| August | 68.0 | 1,405 ft | 75.7 | 1,894 ft |
| September | 60.8 | 939 ft | 68.6 | 1,443 ft |
| October | 49.0 | 159 ft | 56.0 | 625 ft |
| November | 36.7 | −679 ft | 43.0 | −247 ft |
| December | 25.8 | −1,443 ft | 31.8 | −1,020 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 KMTW
DENSITY ALTITUDE
Field elevation 651 ft — the air behaves like 1,976 ft.
- PRESSURE ALT
- 652 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
- 8D1 — New Holstein Municipal
New Holstein · elev 992 ft
- 11Y — Flying Feathers
Chilton · elev 913 ft
- KSBM — Sheboygan County Meml International
Sheboygan · elev 755 ft
- KGRB — Green Bay/Austin Straubel International
Green Bay · elev 695 ft
- KATW — Appleton International
Appleton · elev 918 ft
- 79C — Brennand
Neenah · elev 844 ft
- 92C — Carter
Pulaski · elev 783 ft
- KOSH — Wittman Regional
Oshkosh · elev 809 ft
Frequently asked questions
How high does density altitude get at KMTW in summer?
On a typical July afternoon — around 77 °F at the nearest NOAA normals station — density altitude at Manitowoc County reaches roughly 1,970 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 KMTW on an average day?
It swings with the seasons: from roughly −1,865 ft at the coldest month's average temperature to about 1,443 ft at the warmest month's — all from a constant field elevation of 651 ft. The month-by-month table above carries the full year.
What is the field elevation of Manitowoc County?
651 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMTW (ICAO) / MTW (FAA), in Manitowoc, Wisconsin.