Seiling, Oklahoma · field elev 1,746 ft
Density Altitude at Seiling (1S4)
Seiling sits at 1,746 ft, and even a typical July afternoon (95 °F) only lifts density altitude to about 4,388 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 | 36.4 | 664 ft | 49.0 | 1,515 ft |
| February | 39.9 | 903 ft | 53.2 | 1,793 ft |
| March | 49.2 | 1,528 ft | 62.6 | 2,404 ft |
| April | 58.3 | 2,126 ft | 71.9 | 2,996 ft |
| May | 67.9 | 2,743 ft | 80.5 | 3,532 ft |
| June | 77.6 | 3,352 ft | 89.6 | 4,087 ft |
| July | 82.1 | 3,630 ft | 94.6 | 4,388 ft |
| August | 80.9 | 3,556 ft | 94.1 | 4,358 ft |
| September | 72.3 | 3,021 ft | 85.7 | 3,851 ft |
| October | 59.5 | 2,204 ft | 73.3 | 3,084 ft |
| November | 47.2 | 1,395 ft | 60.3 | 2,256 ft |
| December | 37.4 | 733 ft | 49.3 | 1,535 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 1S4
DENSITY ALTITUDE
Field elevation 1,746 ft — the air behaves like 4,412 ft.
- PRESSURE ALT
- 1,747 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 Oklahoma fields
- 5O1 — Vici Municipal
Vici · elev 2,268 ft
- KMDF — Mooreland Municipal
Mooreland · elev 1,970 ft
- 6K4 — Fairview Municipal
Fairview · elev 1,274 ft
- 1K5 — Waynoka Municipal
Waynoka · elev 1,544 ft
- 1O4 — Thomas Municipal
Thomas · elev 1,733 ft
- KJWG — Watonga Regional
Watonga · elev 1,551 ft
- O65 — Christman Airfield
Okeene · elev 1,208 ft
- KWWR — West Woodward
Woodward · elev 2,189 ft
Frequently asked questions
How high does density altitude get at 1S4 in summer?
On a typical July afternoon — around 95 °F at the nearest NOAA normals station — density altitude at Seiling reaches roughly 4,388 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 1S4 on an average day?
It swings with the seasons: from roughly 664 ft at the coldest month's average temperature to about 3,630 ft at the warmest month's — all from a constant field elevation of 1,746 ft. The month-by-month table above carries the full year.
What is the field elevation of Seiling?
1,746 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 1S4 (FAA), in Seiling, Oklahoma.