Erick, Oklahoma · field elev 2,097 ft
Density Altitude at Haddock Field (O13)
Haddock Field sits at 2,097 ft, and even a typical July afternoon (95 °F) only lifts density altitude to about 4,831 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 | 37.7 | 1,190 ft | 51.7 | 2,127 ft |
| February | 41.2 | 1,427 ft | 55.6 | 2,383 ft |
| March | 49.9 | 2,009 ft | 64.9 | 2,983 ft |
| April | 58.6 | 2,578 ft | 73.7 | 3,538 ft |
| May | 67.9 | 3,173 ft | 81.4 | 4,015 ft |
| June | 77.3 | 3,762 ft | 90.1 | 4,544 ft |
| July | 81.6 | 4,027 ft | 94.9 | 4,831 ft |
| August | 80.5 | 3,960 ft | 94.1 | 4,784 ft |
| September | 72.4 | 3,457 ft | 86.1 | 4,302 ft |
| October | 60.4 | 2,694 ft | 74.9 | 3,613 ft |
| November | 48.3 | 1,903 ft | 62.6 | 2,835 ft |
| December | 38.8 | 1,265 ft | 52.4 | 2,173 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 O13
DENSITY ALTITUDE
Field elevation 2,097 ft — the air behaves like 4,837 ft.
- PRESSURE ALT
- 2,098 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
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- KAXS — Altus/Quartz Mountain Regional
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Frequently asked questions
How high does density altitude get at O13 in summer?
On a typical July afternoon — around 95 °F at the nearest NOAA normals station — density altitude at Haddock Field reaches roughly 4,831 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 O13 on an average day?
It swings with the seasons: from roughly 1,190 ft at the coldest month's average temperature to about 4,027 ft at the warmest month's — all from a constant field elevation of 2,097 ft. The month-by-month table above carries the full year.
What is the field elevation of Haddock Field?
2,097 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is O13 (FAA), in Erick, Oklahoma.