Green River, Utah · field elev 4,234 ft
Density Altitude at Green River Municipal (U34)
From a field elevation of 4,234 ft, a typical July afternoon at Green River Municipal (96 °F) raises density altitude to about 7,486 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 | 28.0 | 3,185 ft | 38.7 | 3,908 ft |
| February | 35.8 | 3,714 ft | 46.9 | 4,450 ft |
| March | 45.9 | 4,384 ft | 59.4 | 5,255 ft ▲ |
| April | 53.1 | 4,852 ft | 67.0 | 5,732 ft ▲ |
| May | 62.9 | 5,476 ft | 77.5 | 6,379 ft ▲ |
| June | 74.1 | 6,171 ft | 89.9 | 7,122 ft ▲ |
| July | 81.1 | 6,597 ft | 96.1 | 7,486 ft ▲ |
| August | 78.0 | 6,409 ft | 92.5 | 7,275 ft ▲ |
| September | 68.3 | 5,813 ft | 83.3 | 6,729 ft ▲ |
| October | 54.2 | 4,923 ft | 68.3 | 5,813 ft ▲ |
| November | 39.5 | 3,962 ft | 52.3 | 4,800 ft |
| December | 27.6 | 3,157 ft | 38.6 | 3,902 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 U34
DENSITY ALTITUDE caution
Field elevation 4,234 ft — the air behaves like 7,480 ft.
- PRESSURE ALT
- 4,236 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 Utah fields
- KCNY — Canyonlands Regional
Moab · elev 4,579 ft
- KHVE — Hanksville
Hanksville · elev 4,454 ft
- 69V — Huntington Municipal
Huntington · elev 5,915 ft
- KPUC — Carbon County Regional/Buck Davis Field
Price · elev 5,958 ft
- 41U — Sanpete County Regional
Manti · elev 5,516 ft
- 38U — Wayne Wonderland
Loa · elev 7,027 ft
- U69 — Duchesne Municipal
Duchesne · elev 5,831 ft
- U64 — Monticello
Monticello · elev 6,970 ft
Frequently asked questions
How high does density altitude get at U34 in summer?
On a typical July afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Green River Municipal reaches roughly 7,486 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 U34 on an average day?
It swings with the seasons: from roughly 3,157 ft at the coldest month's average temperature to about 6,597 ft at the warmest month's — all from a constant field elevation of 4,234 ft. The month-by-month table above carries the full year.
What is the field elevation of Green River Municipal?
4,234 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is U34 (FAA), in Green River, Utah.