Hailey, Idaho · field elev 5,320 ft
Density Altitude at Friedman Meml (KSUN)
Friedman Meml is a genuine high-and-hot field: from 5,320 ft of elevation, a typical July afternoon (88 °F) pushes density altitude to about 8,294 ft — the airplane performs like it is 2,974 ft above the field before the wheels roll.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 25.4 | 4,358 ft | 34.9 | 4,999 ft |
| February | 28.5 | 4,569 ft | 37.7 | 5,185 ft ▲ |
| March | 37.6 | 5,179 ft | 48.0 | 5,859 ft ▲ |
| April | 46.8 | 5,781 ft | 58.9 | 6,554 ft ▲ |
| May | 54.3 | 6,263 ft | 67.4 | 7,083 ft ▲ |
| June | 61.9 | 6,742 ft | 76.6 | 7,644 ft ▲ |
| July | 70.8 | 7,292 ft | 87.5 | 8,294 ft ⚠ |
| August | 69.3 | 7,200 ft | 85.5 | 8,176 ft ⚠ |
| September | 60.4 | 6,648 ft | 76.0 | 7,608 ft ▲ |
| October | 47.7 | 5,840 ft | 60.8 | 6,673 ft ▲ |
| November | 34.8 | 4,993 ft | 44.8 | 5,652 ft ▲ |
| December | 25.4 | 4,358 ft | 34.2 | 4,953 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 KSUN
DENSITY ALTITUDE high DA
Field elevation 5,320 ft — the air behaves like 8,323 ft.
- PRESSURE ALT
- 5,322 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 Idaho fields
- U93 — Magic Reservoir
Hailey · elev 4,844 ft
- U65 — Carey
Carey · elev 4,789 ft
- U86 — Fairfield/Frostenson Airfield
Fairfield · elev 5,058 ft
- 0U2 — Copper Basin
Mackay · elev 7,920 ft
- U61 — Twin Bridges
Ketchum · elev 6,900 ft
- U92 — Antelope Valley
Moore · elev 6,193 ft
- 0U7 — Hollow Top
Carey · elev 5,359 ft
- U87 — Smiley Creek
Smiley Creek · elev 7,206 ft
Frequently asked questions
How high does density altitude get at KSUN in summer?
On a typical July afternoon — around 88 °F at the nearest NOAA normals station — density altitude at Friedman Meml reaches roughly 8,294 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 KSUN on an average day?
It swings with the seasons: from roughly 4,358 ft at the coldest month's average temperature to about 7,292 ft at the warmest month's — all from a constant field elevation of 5,320 ft. The month-by-month table above carries the full year.
What is the field elevation of Friedman Meml?
5,320 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KSUN (ICAO) / SUN (FAA), in Hailey, Idaho.