Fernley, Nevada · field elev 4,346 ft
Density Altitude at Samsarg Field (N58)
From a field elevation of 4,346 ft, a typical July afternoon at Samsarg Field (96 °F) raises density altitude to about 7,639 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 35.9 | 3,860 ft | 46.8 | 4,581 ft |
| February | 40.7 | 4,180 ft | 53.0 | 4,983 ft |
| March | 47.5 | 4,627 ft | 61.2 | 5,506 ft ▲ |
| April | 53.6 | 5,022 ft | 67.3 | 5,888 ft ▲ |
| May | 62.3 | 5,575 ft | 76.1 | 6,430 ft ▲ |
| June | 72.1 | 6,185 ft | 87.1 | 7,092 ft ▲ |
| July | 81.0 | 6,727 ft | 96.4 | 7,639 ft ▲ |
| August | 78.9 | 6,600 ft | 94.2 | 7,510 ft ▲ |
| September | 70.0 | 6,055 ft | 85.6 | 7,002 ft ▲ |
| October | 57.0 | 5,239 ft | 71.5 | 6,148 ft ▲ |
| November | 44.2 | 4,411 ft | 57.2 | 5,252 ft ▲ |
| December | 35.2 | 3,813 ft | 46.3 | 4,549 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 N58
DENSITY ALTITUDE caution
Field elevation 4,346 ft — the air behaves like 7,615 ft.
- PRESSURE ALT
- 4,348 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 Nevada fields
- KSPZ — Silver Springs
Silver Springs · elev 4,265 ft
- N49 — Rose Quartz Ranch
Stagecoach · elev 4,690 ft
- KFLX — Fallon Municipal
Fallon · elev 3,966 ft
- A34 — Dayton Valley Airpark
Dayton/Carson City · elev 4,414 ft
- KRNO — Reno/Tahoe International
Reno · elev 4,415 ft
- KRTS — Reno/Stead
Reno · elev 5,050 ft
- KCXP — Carson City
Carson City · elev 4,704 ft
- O43 — Yerington Municipal
Yerington · elev 4,382 ft
Frequently asked questions
How high does density altitude get at N58 in summer?
On a typical July afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Samsarg Field reaches roughly 7,639 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 N58 on an average day?
It swings with the seasons: from roughly 3,813 ft at the coldest month's average temperature to about 6,727 ft at the warmest month's — all from a constant field elevation of 4,346 ft. The month-by-month table above carries the full year.
What is the field elevation of Samsarg Field?
4,346 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is N58 (FAA), in Fernley, Nevada.