Mosinee, Wisconsin · field elev 1,277 ft
Density Altitude at Central Wisconsin (KCWA)
Central Wisconsin sits at 1,277 ft, and even a typical July afternoon (80 °F) only lifts density altitude to about 2,947 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 | 14.8 | −1,447 ft | 22.8 | −872 ft |
| February | 18.5 | −1,180 ft | 27.4 | −546 ft |
| March | 30.1 | −356 ft | 39.6 | 300 ft |
| April | 43.1 | 538 ft | 53.7 | 1,246 ft |
| May | 55.8 | 1,384 ft | 67.1 | 2,116 ft |
| June | 65.4 | 2,007 ft | 76.2 | 2,692 ft |
| July | 69.5 | 2,269 ft | 80.3 | 2,947 ft |
| August | 67.4 | 2,135 ft | 77.9 | 2,798 ft |
| September | 59.2 | 1,607 ft | 69.8 | 2,288 ft |
| October | 46.3 | 754 ft | 55.7 | 1,378 ft |
| November | 32.8 | −168 ft | 40.4 | 354 ft |
| December | 20.7 | −1,022 ft | 27.9 | −511 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 KCWA
DENSITY ALTITUDE
Field elevation 1,277 ft — the air behaves like 2,928 ft.
- PRESSURE ALT
- 1,278 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
- KAUW — Wausau Downtown
Wausau · elev 1,201 ft
- KSTE — Stevens Point Municipal
Stevens Point · elev 1,110 ft
- KMFI — Marshfield Municipal
Marshfield · elev 1,278 ft
- KRRL — Merrill Municipal
Merrill · elev 1,318 ft
- KISW — Alexander Field South Wood County
Wisconsin Rapids · elev 1,021 ft
- 68C — Central County
Iola · elev 882 ft
- KAIG — Langlade County
Antigo · elev 1,523 ft
- KMDZ — Taylor County
Medford · elev 1,478 ft
Frequently asked questions
How high does density altitude get at KCWA in summer?
On a typical July afternoon — around 80 °F at the nearest NOAA normals station — density altitude at Central Wisconsin reaches roughly 2,947 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 KCWA on an average day?
It swings with the seasons: from roughly −1,447 ft at the coldest month's average temperature to about 2,269 ft at the warmest month's — all from a constant field elevation of 1,277 ft. The month-by-month table above carries the full year.
What is the field elevation of Central Wisconsin?
1,277 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KCWA (ICAO) / CWA (FAA), in Mosinee, Wisconsin.