Salem, Indiana · field elev 840 ft
Density Altitude at Salem Municipal (I83)
Salem Municipal sits at 840 ft, and even a typical July afternoon (87 °F) only lifts density altitude to about 2,802 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 | 32.7 | −721 ft | 41.0 | −148 ft |
| February | 36.1 | −485 ft | 46.0 | 191 ft |
| March | 45.2 | 137 ft | 56.3 | 878 ft |
| April | 55.6 | 832 ft | 67.8 | 1,624 ft |
| May | 64.7 | 1,425 ft | 76.0 | 2,144 ft |
| June | 72.6 | 1,930 ft | 83.5 | 2,612 ft |
| July | 75.7 | 2,126 ft | 86.6 | 2,802 ft |
| August | 74.5 | 2,050 ft | 85.9 | 2,760 ft |
| September | 68.2 | 1,650 ft | 80.6 | 2,432 ft |
| October | 57.4 | 950 ft | 69.7 | 1,746 ft |
| November | 45.4 | 151 ft | 55.8 | 845 ft |
| December | 36.2 | −478 ft | 44.3 | 77 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 I83
DENSITY ALTITUDE
Field elevation 840 ft — the air behaves like 2,827 ft.
- PRESSURE ALT
- 841 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 Indiana fields
- 7I4 — Orleans
Orleans · elev 655 ft
- I42 — Paoli Municipal
Paoli · elev 816 ft
- 3R8 — Honaker Field
Scottsburg · elev 600 ft
- KBFR — Virgil I Grissom Municipal
Bedford · elev 727 ft
- KSER — Freeman Municipal
Seymour · elev 583 ft
- KFRH — French Lick Municipal
French Lick · elev 792 ft
- KJVY — Clark Regional
Jeffersonville · elev 478 ft
- 64I — Lee Bottom
Hanover · elev 473 ft
Frequently asked questions
How high does density altitude get at I83 in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Salem Municipal reaches roughly 2,802 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 I83 on an average day?
It swings with the seasons: from roughly −721 ft at the coldest month's average temperature to about 2,126 ft at the warmest month's — all from a constant field elevation of 840 ft. The month-by-month table above carries the full year.
What is the field elevation of Salem Municipal?
840 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is I83 (FAA), in Salem, Indiana.