Sandpoint, Idaho · field elev 2,131 ft
Density Altitude at Sandpoint (KSZT)
Sandpoint sits at 2,131 ft, and even a typical August afternoon (82 °F) only lifts density altitude to about 4,087 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 | 28.3 | 584 ft | 33.6 | 951 ft |
| February | 31.1 | 779 ft | 38.4 | 1,280 ft |
| March | 37.5 | 1,218 ft | 46.4 | 1,818 ft |
| April | 45.0 | 1,725 ft | 55.6 | 2,425 ft |
| May | 53.8 | 2,307 ft | 65.8 | 3,082 ft |
| June | 59.6 | 2,684 ft | 71.8 | 3,461 ft |
| July | 66.7 | 3,139 ft | 81.8 | 4,081 ft |
| August | 65.9 | 3,088 ft | 81.9 | 4,087 ft |
| September | 57.0 | 2,516 ft | 71.7 | 3,455 ft |
| October | 45.2 | 1,738 ft | 56.3 | 2,470 ft |
| November | 35.3 | 1,068 ft | 41.8 | 1,510 ft |
| December | 28.1 | 570 ft | 33.5 | 945 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 KSZT
DENSITY ALTITUDE
Field elevation 2,131 ft — the air behaves like 4,093 ft.
- PRESSURE ALT
- 2,132 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
- 1S6 — Priest River
Priest River · elev 2,193 ft
- 66S — Cavanaugh Bay
Coolin · elev 2,484 ft
- 67S — Priest Lake Usfs
Nordman · elev 2,611 ft
- 65S — Boundary County
Bonners Ferry · elev 2,337 ft
- S77 — Magee
Coeur D'Alene · elev 3,002 ft
- KCOE — Coeur D'Alene
Coeur D'Alene · elev 2,320 ft
- 1S1 — Eckhart International
Porthill · elev 1,758 ft
- S83 — Shoshone County
Kellogg · elev 2,227 ft
Frequently asked questions
How high does density altitude get at KSZT in summer?
On a typical August afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Sandpoint reaches roughly 4,087 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 KSZT on an average day?
It swings with the seasons: from roughly 570 ft at the coldest month's average temperature to about 3,139 ft at the warmest month's — all from a constant field elevation of 2,131 ft. The month-by-month table above carries the full year.
What is the field elevation of Sandpoint?
2,131 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KSZT (ICAO) / SZT (FAA), in Sandpoint, Idaho.