Freedom, Oklahoma · field elev 1,517 ft
Density Altitude at Freedom Municipal (K77)
Freedom Municipal sits at 1,517 ft, and even a typical July afternoon (94 °F) only lifts density altitude to about 4,092 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 | 34.0 | 214 ft | 49.2 | 1,245 ft |
| February | 37.7 | 469 ft | 52.8 | 1,483 ft |
| March | 47.6 | 1,138 ft | 62.5 | 2,116 ft |
| April | 56.5 | 1,726 ft | 71.6 | 2,696 ft |
| May | 66.7 | 2,385 ft | 79.7 | 3,203 ft |
| June | 76.4 | 2,998 ft | 89.2 | 3,785 ft |
| July | 80.9 | 3,277 ft | 94.3 | 4,092 ft |
| August | 79.3 | 3,178 ft | 92.6 | 3,990 ft |
| September | 71.0 | 2,659 ft | 85.3 | 3,548 ft |
| October | 57.8 | 1,811 ft | 73.8 | 2,835 ft |
| November | 45.4 | 991 ft | 61.1 | 2,026 ft |
| December | 35.4 | 311 ft | 49.6 | 1,271 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 K77
DENSITY ALTITUDE
Field elevation 1,517 ft — the air behaves like 4,074 ft.
- PRESSURE ALT
- 1,518 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
- 1K5 — Waynoka Municipal
Waynoka · elev 1,544 ft
- KMDF — Mooreland Municipal
Mooreland · elev 1,970 ft
- KAVK — Alva Regional
Alva · elev 1,477 ft
- KBFK — Buffalo Municipal
Buffalo · elev 1,822 ft
- KWWR — West Woodward
Woodward · elev 2,189 ft
- 4O5 — Cherokee Municipal
Cherokee · elev 1,179 ft
- 1S4 — Seiling
Seiling · elev 1,746 ft
- 5O1 — Vici Municipal
Vici · elev 2,268 ft
Frequently asked questions
How high does density altitude get at K77 in summer?
On a typical July afternoon — around 94 °F at the nearest NOAA normals station — density altitude at Freedom Municipal reaches roughly 4,092 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 K77 on an average day?
It swings with the seasons: from roughly 214 ft at the coldest month's average temperature to about 3,277 ft at the warmest month's — all from a constant field elevation of 1,517 ft. The month-by-month table above carries the full year.
What is the field elevation of Freedom Municipal?
1,517 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is K77 (FAA), in Freedom, Oklahoma.