Cle Elum, Washington · field elev 1,945 ft
Density Altitude at Cle Elum Municipal (S93)
Cle Elum Municipal sits at 1,945 ft, and even a typical August afternoon (81 °F) only lifts density altitude to about 3,830 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 | 28.6 | 373 ft | 35.0 | 816 ft |
| February | 32.2 | 623 ft | 40.7 | 1,205 ft |
| March | 38.3 | 1,042 ft | 48.9 | 1,754 ft |
| April | 45.1 | 1,501 ft | 57.3 | 2,306 ft |
| May | 53.3 | 2,045 ft | 66.1 | 2,873 ft |
| June | 59.4 | 2,442 ft | 71.9 | 3,239 ft |
| July | 66.9 | 2,923 ft | 81.1 | 3,811 ft |
| August | 66.3 | 2,885 ft | 81.4 | 3,830 ft |
| September | 57.8 | 2,339 ft | 72.9 | 3,302 ft |
| October | 45.9 | 1,555 ft | 57.8 | 2,339 ft |
| November | 35.4 | 844 ft | 43.2 | 1,373 ft |
| December | 28.3 | 352 ft | 34.3 | 768 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 S93
DENSITY ALTITUDE
Field elevation 1,945 ft — the air behaves like 3,805 ft.
- PRESSURE ALT
- 1,946 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
- 2W1 — De Vere Field
Cle Elum · elev 1,800 ft
- KESW — Easton State
Easton · elev 2,226 ft
- KELN — Bowers Field
Ellensburg · elev 1,763 ft
- 8S2 — Cashmere-Dryden
Cashmere · elev 858 ft
- 21W — Ranger Creek
Greenwater · elev 2,650 ft
- 4W0 — Bandera State
Bandera · elev 1,636 ft
- KEAT — Pangborn Meml
Wenatchee · elev 1,249 ft
- 4S6 — Tieton State
Rimrock · elev 2,964 ft
Frequently asked questions
How high does density altitude get at S93 in summer?
On a typical August afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Cle Elum Municipal reaches roughly 3,830 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 S93 on an average day?
It swings with the seasons: from roughly 352 ft at the coldest month's average temperature to about 2,923 ft at the warmest month's — all from a constant field elevation of 1,945 ft. The month-by-month table above carries the full year.
What is the field elevation of Cle Elum Municipal?
1,945 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is S93 (FAA), in Cle Elum, Washington.