Piedmont, Missouri · field elev 466 ft
Density Altitude at Piedmont Municipal (KPYN)
Piedmont Municipal sits at 466 ft, and even a typical July afternoon (89 °F) only lifts density altitude to about 2,518 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 | 33.2 | −1,153 ft | 43.3 | −456 ft |
| February | 37.7 | −840 ft | 48.4 | −111 ft |
| March | 46.6 | −232 ft | 58.3 | 548 ft |
| April | 56.8 | 449 ft | 69.2 | 1,255 ft |
| May | 65.7 | 1,029 ft | 77.1 | 1,756 ft |
| June | 74.3 | 1,579 ft | 85.3 | 2,267 ft |
| July | 78.6 | 1,850 ft | 89.4 | 2,518 ft |
| August | 76.8 | 1,737 ft | 88.0 | 2,433 ft |
| September | 68.7 | 1,223 ft | 80.3 | 1,956 ft |
| October | 57.4 | 488 ft | 70.1 | 1,312 ft |
| November | 46.0 | −273 ft | 57.1 | 469 ft |
| December | 36.5 | −923 ft | 45.9 | −279 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 KPYN
DENSITY ALTITUDE
Field elevation 466 ft — the air behaves like 2,494 ft.
- PRESSURE ALT
- 467 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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- KFAM — Farmington Regional
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Dexter · elev 304 ft
- KMAW — Malden Regional
Malden · elev 295 ft
Frequently asked questions
How high does density altitude get at KPYN in summer?
On a typical July afternoon — around 89 °F at the nearest NOAA normals station — density altitude at Piedmont Municipal reaches roughly 2,518 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 KPYN on an average day?
It swings with the seasons: from roughly −1,153 ft at the coldest month's average temperature to about 1,850 ft at the warmest month's — all from a constant field elevation of 466 ft. The month-by-month table above carries the full year.
What is the field elevation of Piedmont Municipal?
466 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KPYN (ICAO) / PYN (FAA), in Piedmont, Missouri.