Monticello, Arkansas · field elev 268 ft
Density Altitude at Monticello Municipal/Ellis Field (KLLQ)
Monticello Municipal/Ellis Field sits at 268 ft, and even a typical August afternoon (92 °F) only lifts density altitude to about 2,454 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 | 44.0 | −654 ft | 54.0 | 19 ft |
| February | 47.9 | −390 ft | 58.3 | 303 ft |
| March | 55.8 | 138 ft | 66.7 | 850 ft |
| April | 63.6 | 650 ft | 74.7 | 1,362 ft |
| May | 72.1 | 1,197 ft | 82.3 | 1,839 ft |
| June | 79.4 | 1,658 ft | 89.2 | 2,265 ft |
| July | 82.6 | 1,858 ft | 92.1 | 2,442 ft |
| August | 81.9 | 1,814 ft | 92.3 | 2,454 ft |
| September | 76.2 | 1,457 ft | 87.4 | 2,154 ft |
| October | 65.0 | 741 ft | 76.7 | 1,488 ft |
| November | 53.9 | 12 ft | 64.8 | 728 ft |
| December | 46.2 | −505 ft | 55.9 | 145 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 KLLQ
DENSITY ALTITUDE
Field elevation 268 ft — the air behaves like 2,436 ft.
- PRESSURE ALT
- 269 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 Arkansas fields
- 3M9 — Warren Municipal/John B Frazer Jr Field
Warren · elev 235 ft
- 4M5 — Dermott Municipal
Dermott · elev 135 ft
- 55M — Jb West Municipal Airport
Star City · elev 398 ft
- 0M0 — Billy Free Municipal
Dumas · elev 164 ft
- 7M1 — Mc Gehee Municipal
Mc Gehee · elev 141 ft
- M32 — Lake Village Municipal
Lake Village · elev 126 ft
- KCRT — Z M Jack Stell Field
Crossett · elev 184 ft
- 5M4 — Fordyce Municipal
Fordyce · elev 193 ft
Frequently asked questions
How high does density altitude get at KLLQ in summer?
On a typical August afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Monticello Municipal/Ellis Field reaches roughly 2,454 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 KLLQ on an average day?
It swings with the seasons: from roughly −654 ft at the coldest month's average temperature to about 1,858 ft at the warmest month's — all from a constant field elevation of 268 ft. The month-by-month table above carries the full year.
What is the field elevation of Monticello Municipal/Ellis Field?
268 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KLLQ (ICAO) / LLQ (FAA), in Monticello, Arkansas.