Allendale, South Carolina · field elev 162 ft
Density Altitude at Allendale County (KAQX)
Allendale County sits at 162 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 2,283 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 | 45.9 | −657 ft | 58.5 | 185 ft |
| February | 48.8 | −461 ft | 61.8 | 402 ft |
| March | 55.1 | −39 ft | 68.8 | 855 ft |
| April | 62.5 | 447 ft | 76.4 | 1,339 ft |
| May | 70.4 | 958 ft | 83.2 | 1,765 ft |
| June | 77.3 | 1,396 ft | 88.6 | 2,099 ft |
| July | 80.5 | 1,597 ft | 91.6 | 2,283 ft |
| August | 79.0 | 1,503 ft | 89.3 | 2,142 ft |
| September | 73.9 | 1,181 ft | 84.9 | 1,871 ft |
| October | 64.5 | 578 ft | 77.4 | 1,402 ft |
| November | 54.4 | −86 ft | 68.6 | 842 ft |
| December | 47.9 | −522 ft | 60.8 | 336 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 KAQX
DENSITY ALTITUDE
Field elevation 162 ft — the air behaves like 2,307 ft.
- PRESSURE ALT
- 163 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 South Carolina fields
- 7S1 — 7 Oaks Flight Park
Fairfax · elev 138 ft
- 3J0 — Hampton County
Hampton · elev 112 ft
- KBNL — Barnwell Regional
Barnwell · elev 246 ft
- 99N — Bamberg County
Bamberg · elev 231 ft
- 1DS — Dry Swamp
Orangeburg · elev 180 ft
- KRBW — Lowcountry Regional
Walterboro · elev 101 ft
- 3J1 — Ridgeland-Claude Dean
Ridgeland · elev 85 ft
- KOGB — Orangeburg Municipal
Orangeburg · elev 195 ft
Frequently asked questions
How high does density altitude get at KAQX in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Allendale County reaches roughly 2,283 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 KAQX on an average day?
It swings with the seasons: from roughly −657 ft at the coldest month's average temperature to about 1,597 ft at the warmest month's — all from a constant field elevation of 162 ft. The month-by-month table above carries the full year.
What is the field elevation of Allendale County?
162 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KAQX (ICAO) / AQX (FAA), in Allendale, South Carolina.