Parma, Idaho · field elev 2,228 ft
Density Altitude at Parma (50S)
Parma sits at 2,228 ft, and even a typical July afternoon (92 °F) only lifts density altitude to about 4,841 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 | 30.0 | 824 ft | 37.4 | 1,332 ft |
| February | 35.9 | 1,230 ft | 45.7 | 1,892 ft |
| March | 44.1 | 1,785 ft | 56.9 | 2,629 ft |
| April | 50.3 | 2,197 ft | 64.2 | 3,099 ft |
| May | 59.5 | 2,797 ft | 73.3 | 3,673 ft |
| June | 66.6 | 3,251 ft | 81.4 | 4,175 ft |
| July | 74.7 | 3,761 ft | 92.4 | 4,841 ft |
| August | 72.9 | 3,648 ft | 91.3 | 4,775 ft |
| September | 63.9 | 3,080 ft | 81.6 | 4,187 ft |
| October | 51.0 | 2,243 ft | 66.3 | 3,232 ft |
| November | 38.5 | 1,407 ft | 48.9 | 2,104 ft |
| December | 30.5 | 858 ft | 38.2 | 1,387 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 50S
DENSITY ALTITUDE
Field elevation 2,228 ft — the air behaves like 4,817 ft.
- PRESSURE ALT
- 2,229 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
- S66 — Homedale Municipal
Homedale · elev 2,220 ft
- KEUL — Caldwell Exec
Caldwell · elev 2,431 ft
- S78 — Emmett Municipal
Emmett · elev 2,354 ft
- S75 — Payette Municipal
Payette · elev 2,230 ft
- KMAN — Nampa Municipal
Nampa · elev 2,537 ft
- S87 — Weiser Municipal
Weiser · elev 2,120 ft
- KBOI — Boise Air Trml/Gowen Field
Boise · elev 2,872 ft
- 1U3 — Murphy
Murphy · elev 2,855 ft
Frequently asked questions
How high does density altitude get at 50S in summer?
On a typical July afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Parma reaches roughly 4,841 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 50S on an average day?
It swings with the seasons: from roughly 824 ft at the coldest month's average temperature to about 3,761 ft at the warmest month's — all from a constant field elevation of 2,228 ft. The month-by-month table above carries the full year.
What is the field elevation of Parma?
2,228 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 50S (FAA), in Parma, Idaho.