New Meadows, Idaho · field elev 3,908 ft
Density Altitude at New Meadows (1U4)
From a field elevation of 3,908 ft, a typical July afternoon at New Meadows (85 °F) raises density altitude to about 6,423 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 | 19.7 | 2,203 ft | 30.0 | 2,916 ft |
| February | 24.1 | 2,510 ft | 36.2 | 3,337 ft |
| March | 33.0 | 3,121 ft | 45.1 | 3,929 ft |
| April | 40.9 | 3,651 ft | 54.6 | 4,548 ft |
| May | 48.6 | 4,159 ft | 63.8 | 5,133 ft ▲ |
| June | 55.7 | 4,618 ft | 72.2 | 5,657 ft ▲ |
| July | 64.0 | 5,146 ft | 84.8 | 6,423 ft ▲ |
| August | 62.7 | 5,064 ft | 84.6 | 6,411 ft ▲ |
| September | 53.8 | 4,496 ft | 74.7 | 5,811 ft ▲ |
| October | 42.0 | 3,724 ft | 58.9 | 4,823 ft |
| November | 30.6 | 2,957 ft | 41.9 | 3,718 ft |
| December | 21.7 | 2,343 ft | 30.7 | 2,964 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 1U4
DENSITY ALTITUDE caution
Field elevation 3,908 ft — the air behaves like 6,435 ft.
- PRESSURE ALT
- 3,910 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
- KMYL — Mc Call Municipal
Mc Call · elev 5,024 ft
- U82 — Council Municipal
Council · elev 2,966 ft
- U84 — Donald D Coski Meml
Donnelly · elev 4,860 ft
- 24K — Krassel Usfs
Mc Call · elev 3,982 ft
- I92 — Reed Ranch
Yellow Pine · elev 4,157 ft
- 3U1 — Warren /Usfs/
Warren · elev 5,902 ft
- U70 — Cascade
Cascade · elev 4,748 ft
- 3U2 — Johnson Creek
Yellow Pine · elev 4,960 ft
Frequently asked questions
How high does density altitude get at 1U4 in summer?
On a typical July afternoon — around 85 °F at the nearest NOAA normals station — density altitude at New Meadows reaches roughly 6,423 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 1U4 on an average day?
It swings with the seasons: from roughly 2,203 ft at the coldest month's average temperature to about 5,146 ft at the warmest month's — all from a constant field elevation of 3,908 ft. The month-by-month table above carries the full year.
What is the field elevation of New Meadows?
3,908 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 1U4 (FAA), in New Meadows, Idaho.