Butler, Alabama · field elev 134 ft
Density Altitude at Butler/Choctaw County (09A)
Butler/Choctaw County sits at 134 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,273 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 | 45.3 | −733 ft | 56.7 | 32 ft |
| February | 48.9 | −489 ft | 61.0 | 315 ft |
| March | 56.4 | 12 ft | 69.2 | 847 ft |
| April | 63.7 | 491 ft | 76.6 | 1,318 ft |
| May | 72.1 | 1,032 ft | 84.3 | 1,800 ft |
| June | 78.6 | 1,444 ft | 89.5 | 2,120 ft |
| July | 81.4 | 1,619 ft | 92.0 | 2,273 ft |
| August | 80.9 | 1,588 ft | 91.4 | 2,236 ft |
| September | 76.1 | 1,286 ft | 87.0 | 1,966 ft |
| October | 65.2 | 589 ft | 77.5 | 1,374 ft |
| November | 54.2 | −134 ft | 66.7 | 686 ft |
| December | 47.6 | −577 ft | 58.9 | 177 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 09A
DENSITY ALTITUDE
Field elevation 134 ft — the air behaves like 2,273 ft.
- PRESSURE ALT
- 135 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 Alabama fields
- KDYA — Demopolis Regional
Demopolis · elev 112 ft
- 5R1 — Roy Wilcox
Chatom · elev 166 ft
- 4R3 — Jackson Municipal
Jackson · elev 62 ft
- 61A — Camden Municipal
Camden · elev 143 ft
- 7A0 — Greensboro Municipal
Greensboro · elev 175 ft
- A08 — Vaiden Field
Marion · elev 220 ft
- KMVC — Monroe County Aeroplex
Monroeville · elev 419 ft
- KAIV — George Downer
Aliceville · elev 150 ft
Frequently asked questions
How high does density altitude get at 09A in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Butler/Choctaw County reaches roughly 2,273 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 09A on an average day?
It swings with the seasons: from roughly −733 ft at the coldest month's average temperature to about 1,619 ft at the warmest month's — all from a constant field elevation of 134 ft. The month-by-month table above carries the full year.
What is the field elevation of Butler/Choctaw County?
134 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 09A (FAA), in Butler, Alabama.