Monticello, Iowa · field elev 833 ft
Density Altitude at Monticello Regional (KMXO)
Monticello Regional sits at 833 ft, and even a typical July afternoon (83 °F) only lifts density altitude to about 2,578 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 | 19.4 | −1,673 ft | 27.4 | −1,101 ft |
| February | 23.3 | −1,393 ft | 31.8 | −792 ft |
| March | 35.5 | −535 ft | 44.9 | 108 ft |
| April | 47.9 | 311 ft | 58.8 | 1,033 ft |
| May | 59.7 | 1,092 ft | 70.4 | 1,782 ft |
| June | 69.7 | 1,737 ft | 79.9 | 2,380 ft |
| July | 72.8 | 1,934 ft | 83.1 | 2,578 ft |
| August | 70.7 | 1,801 ft | 81.3 | 2,467 ft |
| September | 63.0 | 1,307 ft | 75.0 | 2,073 ft |
| October | 50.2 | 465 ft | 61.8 | 1,229 ft |
| November | 37.1 | −424 ft | 46.2 | 196 ft |
| December | 25.3 | −1,250 ft | 32.8 | −722 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 KMXO
DENSITY ALTITUDE
Field elevation 833 ft — the air behaves like 2,572 ft.
- PRESSURE ALT
- 834 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 Iowa fields
- IA8 — Dyersville Area
Dyersville · elev 980 ft
- C17 — Marion
Marion · elev 861 ft
- KOQW — Maquoketa Municipal
Maquoketa · elev 774 ft
- C27 — Manchester Municipal
Manchester · elev 987 ft
- KDBQ — Dubuque Regional
Dubuque · elev 1,076 ft
- 8C4 — Mathews Meml
Tipton · elev 840 ft
- KCID — The Eastern Iowa
Cedar Rapids · elev 869 ft
- KIIB — James H Connell Field At Independence Municipal
Independence · elev 979 ft
Frequently asked questions
How high does density altitude get at KMXO in summer?
On a typical July afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Monticello Regional reaches roughly 2,578 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 KMXO on an average day?
It swings with the seasons: from roughly −1,673 ft at the coldest month's average temperature to about 1,934 ft at the warmest month's — all from a constant field elevation of 833 ft. The month-by-month table above carries the full year.
What is the field elevation of Monticello Regional?
833 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KMXO (ICAO) / MXO (FAA), in Monticello, Iowa.