Davenport, Washington · field elev 2,424 ft
Density Altitude at Davenport (68S)
Davenport sits at 2,424 ft, and even a typical August afternoon (83 °F) only lifts density altitude to about 4,481 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 | 25.5 | 755 ft | 31.7 | 1,186 ft |
| February | 29.1 | 1,006 ft | 37.1 | 1,555 ft |
| March | 36.8 | 1,535 ft | 46.7 | 2,201 ft |
| April | 43.6 | 1,994 ft | 55.9 | 2,805 ft |
| May | 52.0 | 2,551 ft | 65.4 | 3,416 ft |
| June | 57.7 | 2,922 ft | 72.1 | 3,838 ft |
| July | 65.1 | 3,397 ft | 82.3 | 4,469 ft |
| August | 65.1 | 3,397 ft | 82.5 | 4,481 ft |
| September | 56.5 | 2,844 ft | 72.6 | 3,869 ft |
| October | 44.0 | 2,021 ft | 57.1 | 2,883 ft |
| November | 33.2 | 1,289 ft | 41.5 | 1,853 ft |
| December | 25.2 | 734 ft | 31.2 | 1,151 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 68S
DENSITY ALTITUDE
Field elevation 2,424 ft — the air behaves like 4,511 ft.
- PRESSURE ALT
- 2,425 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 Washington fields
- 2S8 — Wilbur
Wilbur · elev 2,183 ft
- KGEG — Spokane International
Spokane · elev 2,385 ft
- 43D — Odessa Municipal
Odessa · elev 1,738 ft
- 33S — Pru Field
Ritzville · elev 1,801 ft
- 70S — Mead Flying Service
Mead · elev 1,905 ft
- KSFF — Felts Field
Spokane · elev 1,957 ft
- KDEW — Deer Park
Deer Park · elev 2,211 ft
- 72S — Rosalia Municipal
Rosalia · elev 2,170 ft
Frequently asked questions
How high does density altitude get at 68S in summer?
On a typical August afternoon — around 83 °F at the nearest NOAA normals station — density altitude at Davenport reaches roughly 4,481 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 68S on an average day?
It swings with the seasons: from roughly 734 ft at the coldest month's average temperature to about 3,397 ft at the warmest month's — all from a constant field elevation of 2,424 ft. The month-by-month table above carries the full year.
What is the field elevation of Davenport?
2,424 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 68S (FAA), in Davenport, Washington.