College Place, Washington · field elev 750 ft
Density Altitude at Martin Field (S95)
Martin Field sits at 750 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,925 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 | 34.8 | −687 ft | 42.2 | −178 ft |
| February | 37.9 | −473 ft | 47.6 | 188 ft |
| March | 44.7 | −8 ft | 57.1 | 819 ft |
| April | 50.7 | 395 ft | 64.6 | 1,308 ft |
| May | 58.4 | 905 ft | 73.1 | 1,851 ft |
| June | 64.6 | 1,308 ft | 79.9 | 2,278 ft |
| July | 72.0 | 1,782 ft | 90.4 | 2,925 ft |
| August | 70.7 | 1,699 ft | 89.8 | 2,889 ft |
| September | 61.9 | 1,133 ft | 80.2 | 2,297 ft |
| October | 50.5 | 382 ft | 65.5 | 1,366 ft |
| November | 40.6 | −287 ft | 50.4 | 375 ft |
| December | 34.1 | −736 ft | 41.2 | −246 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 S95
DENSITY ALTITUDE
Field elevation 750 ft — the air behaves like 2,901 ft.
- PRESSURE ALT
- 751 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
- KALW — Walla Walla Regional
Walla Walla · elev 1,194 ft
- W09 — Lower Monumental State
Kahlotus · elev 813 ft
- KPSC — Tri-Cities
Pasco · elev 410 ft
- 16W — Little Goose Lock And Dam
Starbuck · elev 681 ft
- KRLD — Richland
Richland · elev 394 ft
- S70 — Othello Municipal
Othello · elev 1,149 ft
- 00W — Lower Granite State
Colfax · elev 719 ft
- 0S0 — Lind
Lind · elev 1,507 ft
Frequently asked questions
How high does density altitude get at S95 in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Martin Field reaches roughly 2,925 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 S95 on an average day?
It swings with the seasons: from roughly −736 ft at the coldest month's average temperature to about 1,782 ft at the warmest month's — all from a constant field elevation of 750 ft. The month-by-month table above carries the full year.
What is the field elevation of Martin Field?
750 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is S95 (FAA), in College Place, Washington.