Winthrop, Washington · field elev 1,706 ft
Density Altitude at Methow Valley State (S52)
Methow Valley State sits at 1,706 ft, and even a typical July afternoon (86 °F) only lifts density altitude to about 3,808 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 | 22.6 | −348 ft | 29.9 | 165 ft |
| February | 28.2 | 47 ft | 38.4 | 751 ft |
| March | 37.7 | 704 ft | 50.0 | 1,532 ft |
| April | 46.7 | 1,312 ft | 61.1 | 2,258 ft |
| May | 55.4 | 1,888 ft | 71.1 | 2,896 ft |
| June | 61.3 | 2,271 ft | 76.7 | 3,247 ft |
| July | 68.3 | 2,719 ft | 85.8 | 3,808 ft |
| August | 67.5 | 2,668 ft | 85.6 | 3,796 ft |
| September | 59.1 | 2,129 ft | 77.0 | 3,266 ft |
| October | 46.4 | 1,292 ft | 60.9 | 2,245 ft |
| November | 32.9 | 374 ft | 41.2 | 942 ft |
| December | 22.3 | −370 ft | 29.2 | 116 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 S52
DENSITY ALTITUDE
Field elevation 1,706 ft — the air behaves like 3,820 ft.
- PRESSURE ALT
- 1,707 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
- 2S0 — Twisp Municipal
Twisp · elev 1,602 ft
- W12 — Lost River
Mazama · elev 2,415 ft
- S35 — Okanogan Legion
Okanogan · elev 1,042 ft
- 6S9 — Stehekin State
Stehekin · elev 1,230 ft
- KOMK — Omak
Omak · elev 1,305 ft
- S97 — Anderson Field
Brewster · elev 920 ft
- W01 — Tonasket Municipal
Tonasket · elev 1,311 ft
- S10 — Lake Chelan
Chelan · elev 1,263 ft
Frequently asked questions
How high does density altitude get at S52 in summer?
On a typical July afternoon — around 86 °F at the nearest NOAA normals station — density altitude at Methow Valley State reaches roughly 3,808 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 S52 on an average day?
It swings with the seasons: from roughly −370 ft at the coldest month's average temperature to about 2,719 ft at the warmest month's — all from a constant field elevation of 1,706 ft. The month-by-month table above carries the full year.
What is the field elevation of Methow Valley State?
1,706 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is S52 (FAA), in Winthrop, Washington.