Gideon, Missouri · field elev 269 ft
Density Altitude at Gideon Meml (M85)
Gideon Meml sits at 269 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 2,211 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 | 35.3 | −1,252 ft | 42.7 | −742 ft |
| February | 39.5 | −961 ft | 47.7 | −402 ft |
| March | 48.3 | −362 ft | 56.9 | 212 ft |
| April | 58.6 | 324 ft | 67.9 | 929 ft |
| May | 68.7 | 980 ft | 77.5 | 1,540 ft |
| June | 77.0 | 1,508 ft | 85.8 | 2,057 ft |
| July | 79.7 | 1,678 ft | 88.3 | 2,211 ft |
| August | 77.8 | 1,559 ft | 86.8 | 2,119 ft |
| September | 71.1 | 1,134 ft | 80.8 | 1,747 ft |
| October | 60.2 | 429 ft | 70.9 | 1,121 ft |
| November | 48.4 | −355 ft | 57.0 | 219 ft |
| December | 39.1 | −989 ft | 46.5 | −483 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 M85
DENSITY ALTITUDE
Field elevation 269 ft — the air behaves like 2,193 ft.
- PRESSURE ALT
- 270 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
- 34M — Campbell Municipal
Campbell · elev 284 ft
- KMAW — Malden Regional
Malden · elev 295 ft
- KTKX — Kennett Meml
Kennett · elev 262 ft
- M28 — Mid Continent
Hayti · elev 268 ft
- KEIW — County Meml
New Madrid · elev 296 ft
- M05 — Caruthersville Meml
Caruthersville · elev 268 ft
- KDXE — Dexter Municipal
Dexter · elev 304 ft
- M12 — Steele Municipal
Steele · elev 259 ft
Frequently asked questions
How high does density altitude get at M85 in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Gideon Meml reaches roughly 2,211 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 M85 on an average day?
It swings with the seasons: from roughly −1,252 ft at the coldest month's average temperature to about 1,678 ft at the warmest month's — all from a constant field elevation of 269 ft. The month-by-month table above carries the full year.
What is the field elevation of Gideon Meml?
269 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is M85 (FAA), in Gideon, Missouri.