Addison, Alabama · field elev 786 ft
Density Altitude at Addison (2A8)
Addison sits at 786 ft, and even a typical July afternoon (88 °F) only lifts density altitude to about 2,822 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 | 39.9 | −290 ft | 50.4 | 420 ft |
| February | 43.3 | −58 ft | 54.5 | 692 ft |
| March | 51.6 | 500 ft | 63.5 | 1,281 ft |
| April | 59.3 | 1,008 ft | 71.9 | 1,819 ft |
| May | 67.3 | 1,526 ft | 78.8 | 2,254 ft |
| June | 74.2 | 1,965 ft | 84.8 | 2,626 ft |
| July | 77.8 | 2,191 ft | 88.0 | 2,822 ft |
| August | 76.8 | 2,129 ft | 87.8 | 2,810 ft |
| September | 71.5 | 1,794 ft | 83.1 | 2,521 ft |
| October | 60.8 | 1,106 ft | 73.3 | 1,908 ft |
| November | 50.3 | 413 ft | 62.0 | 1,184 ft |
| December | 42.8 | −92 ft | 53.0 | 593 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 2A8
DENSITY ALTITUDE
Field elevation 786 ft — the air behaves like 2,822 ft.
- PRESSURE ALT
- 787 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
- KCMD — Cullman Regional/Folsom Field
Cullman · elev 970 ft
- 5M0 — Hartselle/Morgan County Regional
Hartselle · elev 629 ft
- KJFX — Walker County/Bevill Field
Jasper · elev 483 ft
- 1M4 — Posey Field
Haleyville · elev 930 ft
- 9A4 — Courtland
Courtland · elev 588 ft
- KDCU — Pryor Field Regional
Decatur · elev 592 ft
- M22 — Bill Pugh Field
Russellville · elev 718 ft
- KHSV — Huntsville International-Carl T Jones Field
Huntsville · elev 629 ft
Frequently asked questions
How high does density altitude get at 2A8 in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Addison reaches roughly 2,822 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 2A8 on an average day?
It swings with the seasons: from roughly −290 ft at the coldest month's average temperature to about 2,191 ft at the warmest month's — all from a constant field elevation of 786 ft. The month-by-month table above carries the full year.
What is the field elevation of Addison?
786 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 2A8 (FAA), in Addison, Alabama.