Rangely, Colorado · field elev 5,278 ft
Density Altitude at Rangely (4V0)
Rangely is a genuine high-and-hot field: from 5,278 ft of elevation, a typical July afternoon (93 °F) pushes density altitude to about 8,536 ft — the airplane performs like it is 3,258 ft above the field before the wheels roll.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 16.9 | 3,719 ft | 31.1 | 4,693 ft |
| February | 24.9 | 4,272 ft | 39.5 | 5,252 ft ▲ |
| March | 38.3 | 5,173 ft | 53.6 | 6,167 ft ▲ |
| April | 46.4 | 5,704 ft | 62.4 | 6,722 ft ▲ |
| May | 56.3 | 6,338 ft | 72.9 | 7,369 ft ▲ |
| June | 66.9 | 7,001 ft | 85.2 | 8,107 ft ⚠ |
| July | 74.0 | 7,436 ft | 92.5 | 8,536 ft ⚠ |
| August | 71.5 | 7,283 ft | 89.7 | 8,372 ft ⚠ |
| September | 62.0 | 6,697 ft | 80.2 | 7,810 ft ▲ |
| October | 48.3 | 5,827 ft | 65.5 | 6,914 ft ▲ |
| November | 33.6 | 4,860 ft | 48.4 | 5,833 ft ▲ |
| December | 19.7 | 3,913 ft | 33.1 | 4,827 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 4V0
DENSITY ALTITUDE high DA
Field elevation 5,278 ft — the air behaves like 8,565 ft.
- PRESSURE ALT
- 5,280 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 Colorado fields
- KEEO — Meeker Coulter Field
Meeker · elev 6,415 ft
- KRIL — Rifle Garfield County
Rifle · elev 5,537 ft
- KGJT — Grand Junction Regional
Grand Junction · elev 4,861 ft
- KCAG — Craig-Moffat
Craig · elev 6,198 ft
- KHDN — Yampa Valley
Hayden · elev 6,606 ft
- KGWS — Kgws Sumers Airpark
Glenwood Springs · elev 5,916 ft
- KAJZ — Blake Field
Delta · elev 5,193 ft
- D17 — Westwinds
Delta · elev 5,000 ft
Frequently asked questions
How high does density altitude get at 4V0 in summer?
On a typical July afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Rangely reaches roughly 8,536 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 4V0 on an average day?
It swings with the seasons: from roughly 3,719 ft at the coldest month's average temperature to about 7,436 ft at the warmest month's — all from a constant field elevation of 5,278 ft. The month-by-month table above carries the full year.
What is the field elevation of Rangely?
5,278 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 4V0 (FAA), in Rangely, Colorado.