Ellicott, Colorado · field elev 6,145 ft
Density Altitude at Colorado Springs East (CO4)
Colorado Springs East is a genuine high-and-hot field: from 6,145 ft of elevation, a typical July afternoon (87 °F) pushes density altitude to about 9,232 ft — the airplane performs like it is 3,087 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 | 31.7 | 5,807 ft | 45.0 | 6,680 ft ▲ |
| February | 33.4 | 5,920 ft | 46.5 | 6,777 ft ▲ |
| March | 41.1 | 6,427 ft | 54.9 | 7,312 ft ▲ |
| April | 47.5 | 6,841 ft | 61.0 | 7,694 ft ▲ |
| May | 57.1 | 7,450 ft | 70.7 | 8,290 ft ⚠ |
| June | 67.2 | 8,076 ft | 81.6 | 8,943 ft ⚠ |
| July | 72.4 | 8,393 ft | 86.5 | 9,232 ft ⚠ |
| August | 70.1 | 8,253 ft | 83.6 | 9,062 ft ⚠ |
| September | 63.0 | 7,818 ft | 77.1 | 8,676 ft ⚠ |
| October | 50.7 | 7,046 ft | 64.7 | 7,923 ft ▲ |
| November | 39.5 | 6,323 ft | 52.9 | 7,186 ft ▲ |
| December | 31.7 | 5,807 ft | 44.6 | 6,655 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 CO4
DENSITY ALTITUDE high DA
Field elevation 6,145 ft — the air behaves like 9,261 ft.
- PRESSURE ALT
- 6,147 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
- KFLY — Meadow Lake
Colorado Springs · elev 6,878 ft
- 5V4 — Calhan
Calhan · elev 6,450 ft
- KCOS — City Of Colorado Springs Municipal
Colorado Springs · elev 6,187 ft
- KPUB — Pueblo Meml
Pueblo · elev 4,729 ft
- 1V6 — Fremont County
Canon City · elev 5,442 ft
- KLIC — Limon Municipal
Limon · elev 5,374 ft
- KAPA — Centennial
Denver · elev 5,885 ft
- KCFO — Colorado Air And Space Port
Denver · elev 5,515 ft
Frequently asked questions
How high does density altitude get at CO4 in summer?
On a typical July afternoon — around 87 °F at the nearest NOAA normals station — density altitude at Colorado Springs East reaches roughly 9,232 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 CO4 on an average day?
It swings with the seasons: from roughly 5,807 ft at the coldest month's average temperature to about 8,393 ft at the warmest month's — all from a constant field elevation of 6,145 ft. The month-by-month table above carries the full year.
What is the field elevation of Colorado Springs East?
6,145 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is CO4 (FAA), in Ellicott, Colorado.