Hermann, Missouri · field elev 508 ft
Density Altitude at Hermann Municipal (63M)
Hermann Municipal sits at 508 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 2,447 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 | 28.9 | −1,402 ft | 39.8 | −643 ft |
| February | 33.0 | −1,114 ft | 45.0 | −288 ft |
| March | 42.4 | −465 ft | 55.0 | 382 ft |
| April | 52.9 | 242 ft | 66.3 | 1,120 ft |
| May | 62.4 | 867 ft | 74.6 | 1,650 ft |
| June | 71.1 | 1,427 ft | 82.8 | 2,163 ft |
| July | 75.5 | 1,706 ft | 87.4 | 2,447 ft |
| August | 73.9 | 1,605 ft | 86.6 | 2,398 ft |
| September | 65.8 | 1,088 ft | 79.3 | 1,945 ft |
| October | 54.5 | 349 ft | 68.1 | 1,236 ft |
| November | 42.7 | −445 ft | 55.0 | 382 ft |
| December | 33.1 | −1,107 ft | 43.9 | −363 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 63M
DENSITY ALTITUDE
Field elevation 508 ft — the air behaves like 2,422 ft.
- PRESSURE ALT
- 509 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 Missouri fields
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- KFTT — Elton Hensley Meml
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- M71 — Greensfield
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- KMYJ — Mexico Meml
Mexico · elev 823 ft
- KJEF — Jefferson City Meml
Jefferson City · elev 549 ft
- KUUV — Sullivan Regional
Sullivan · elev 933 ft
- KCOU — Columbia Regional
Columbia · elev 889 ft
Frequently asked questions
How high does density altitude get at 63M in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Hermann Municipal reaches roughly 2,447 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 63M on an average day?
It swings with the seasons: from roughly −1,402 ft at the coldest month's average temperature to about 1,706 ft at the warmest month's — all from a constant field elevation of 508 ft. The month-by-month table above carries the full year.
What is the field elevation of Hermann Municipal?
508 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 63M (FAA), in Hermann, Missouri.