Lambertville, Michigan · field elev 671 ft
Density Altitude at Toledo Suburban (KDUH)
Toledo Suburban sits at 671 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 2,590 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 | 27.5 | −1,297 ft | 34.7 | −792 ft |
| February | 29.9 | −1,128 ft | 37.8 | −578 ft |
| March | 39.2 | −482 ft | 48.4 | 143 ft |
| April | 50.9 | 311 ft | 61.5 | 1,010 ft |
| May | 62.1 | 1,049 ft | 73.3 | 1,767 ft |
| June | 71.6 | 1,659 ft | 82.7 | 2,356 ft |
| July | 75.4 | 1,900 ft | 86.5 | 2,590 ft |
| August | 73.5 | 1,780 ft | 84.1 | 2,443 ft |
| September | 66.4 | 1,327 ft | 77.7 | 2,044 ft |
| October | 54.6 | 557 ft | 65.0 | 1,237 ft |
| November | 42.8 | −235 ft | 51.1 | 324 ft |
| December | 32.8 | −925 ft | 39.4 | −468 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 KDUH
DENSITY ALTITUDE
Field elevation 671 ft — the air behaves like 2,621 ft.
- PRESSURE ALT
- 672 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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Frequently asked questions
How high does density altitude get at KDUH in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Toledo Suburban reaches roughly 2,590 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 KDUH on an average day?
It swings with the seasons: from roughly −1,297 ft at the coldest month's average temperature to about 1,900 ft at the warmest month's — all from a constant field elevation of 671 ft. The month-by-month table above carries the full year.
What is the field elevation of Toledo Suburban?
671 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KDUH (ICAO) / DUH (FAA), in Lambertville, Michigan.