Millen, Georgia · field elev 240 ft
Density Altitude at Millen (2J5)
Millen sits at 240 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,396 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 | 46.0 | −553 ft | 57.9 | 242 ft |
| February | 49.4 | −324 ft | 62.1 | 518 ft |
| March | 56.0 | 117 ft | 69.3 | 983 ft |
| April | 63.2 | 589 ft | 76.6 | 1,448 ft |
| May | 71.2 | 1,105 ft | 83.6 | 1,886 ft |
| June | 78.1 | 1,542 ft | 89.2 | 2,231 ft |
| July | 81.2 | 1,736 ft | 91.9 | 2,396 ft |
| August | 79.9 | 1,655 ft | 90.4 | 2,304 ft |
| September | 74.8 | 1,334 ft | 85.7 | 2,016 ft |
| October | 64.5 | 674 ft | 77.2 | 1,485 ft |
| November | 54.2 | −3 ft | 67.5 | 868 ft |
| December | 48.0 | −418 ft | 60.1 | 387 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 2J5
DENSITY ALTITUDE
Field elevation 240 ft — the air behaves like 2,402 ft.
- PRESSURE ALT
- 241 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 Georgia fields
- KBXG — Burke County
Waynesboro · elev 309 ft
- 2J3 — Louisville Municipal
Louisville · elev 328 ft
- KJYL — Plantation Airpark
Sylvania · elev 190 ft
- KSBO — East Georgia Regional
Swainsboro · elev 327 ft
- KTBR — Statesboro-Bulloch County
Statesboro · elev 187 ft
- KAGS — Augusta Regional At Bush Field
Augusta · elev 146 ft
- 65J — Wrens Meml
Wrens · elev 450 ft
- KMHP — John Edwin Jones Sr Field/Metter Municipal
Metter · elev 197 ft
Frequently asked questions
How high does density altitude get at 2J5 in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Millen reaches roughly 2,396 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 2J5 on an average day?
It swings with the seasons: from roughly −553 ft at the coldest month's average temperature to about 1,736 ft at the warmest month's — all from a constant field elevation of 240 ft. The month-by-month table above carries the full year.
What is the field elevation of Millen?
240 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 2J5 (FAA), in Millen, Georgia.