Leavenworth, Washington · field elev 1,939 ft
Density Altitude at Lake Wenatchee State (27W)
Lake Wenatchee State sits at 1,939 ft, and even a typical July afternoon (82 °F) only lifts density altitude to about 3,853 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 | 27.5 | 289 ft | 33.7 | 719 ft |
| February | 31.4 | 560 ft | 40.2 | 1,163 ft |
| March | 37.4 | 973 ft | 48.0 | 1,687 ft |
| April | 44.5 | 1,453 ft | 57.3 | 2,299 ft |
| May | 52.9 | 2,011 ft | 66.8 | 2,910 ft |
| June | 59.0 | 2,409 ft | 72.9 | 3,295 ft |
| July | 66.1 | 2,865 ft | 81.9 | 3,853 ft |
| August | 65.6 | 2,833 ft | 81.9 | 3,853 ft |
| September | 57.8 | 2,331 ft | 74.0 | 3,364 ft |
| October | 45.7 | 1,534 ft | 58.0 | 2,344 ft |
| November | 34.5 | 774 ft | 41.7 | 1,265 ft |
| December | 26.9 | 247 ft | 32.4 | 629 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 27W
DENSITY ALTITUDE
Field elevation 1,939 ft — the air behaves like 3,859 ft.
- PRESSURE ALT
- 1,940 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- 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
- 8S2 — Cashmere-Dryden
Cashmere · elev 858 ft
- S88 — Skykomish State
Skykomish · elev 1,002 ft
- 2S5 — Waterville
Waterville · elev 2,645 ft
- S10 — Lake Chelan
Chelan · elev 1,263 ft
- 6S9 — Stehekin State
Stehekin · elev 1,230 ft
- KEAT — Pangborn Meml
Wenatchee · elev 1,249 ft
- S93 — Cle Elum Municipal
Cle Elum · elev 1,945 ft
- KESW — Easton State
Easton · elev 2,226 ft
Frequently asked questions
How high does density altitude get at 27W in summer?
On a typical July afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Lake Wenatchee State reaches roughly 3,853 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 27W on an average day?
It swings with the seasons: from roughly 247 ft at the coldest month's average temperature to about 2,865 ft at the warmest month's — all from a constant field elevation of 1,939 ft. The month-by-month table above carries the full year.
What is the field elevation of Lake Wenatchee State?
1,939 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 27W (FAA), in Leavenworth, Washington.