Charlevoix, Michigan · field elev 669 ft
Density Altitude at Charlevoix Municipal (KCVX)
Charlevoix Municipal sits at 669 ft, and even a typical July afternoon (76 °F) only lifts density altitude to about 1,935 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 | 23.1 | −1,613 ft | 28.7 | −1,215 ft |
| February | 22.6 | −1,649 ft | 29.2 | −1,180 ft |
| March | 29.4 | −1,166 ft | 37.1 | −629 ft |
| April | 40.3 | −409 ft | 48.0 | 114 ft |
| May | 52.0 | 382 ft | 61.0 | 975 ft |
| June | 62.5 | 1,072 ft | 71.0 | 1,619 ft |
| July | 68.7 | 1,472 ft | 76.0 | 1,935 ft |
| August | 68.1 | 1,433 ft | 75.6 | 1,910 ft |
| September | 61.5 | 1,007 ft | 69.8 | 1,542 ft |
| October | 49.7 | 228 ft | 56.7 | 693 ft |
| November | 39.1 | −491 ft | 44.6 | −115 ft |
| December | 29.6 | −1,152 ft | 34.5 | −809 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 KCVX
DENSITY ALTITUDE
Field elevation 669 ft — the air behaves like 1,935 ft.
- PRESSURE ALT
- 670 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
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- KMGN — Harbor Springs
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- KBFA — Boyne Mountain
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- KACB — Antrim County
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- 6Y3 — North Fox Island
North Fox Island · elev 639 ft
Frequently asked questions
How high does density altitude get at KCVX in summer?
On a typical July afternoon — around 76 °F at the nearest NOAA normals station — density altitude at Charlevoix Municipal reaches roughly 1,935 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 KCVX on an average day?
It swings with the seasons: from roughly −1,649 ft at the coldest month's average temperature to about 1,472 ft at the warmest month's — all from a constant field elevation of 669 ft. The month-by-month table above carries the full year.
What is the field elevation of Charlevoix Municipal?
669 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KCVX (ICAO) / CVX (FAA), in Charlevoix, Michigan.