Kremmling, Colorado · field elev 7,416 ft
Density Altitude at Mc Elroy Airfield (20V)
Mc Elroy Airfield is a genuine high-and-hot field: from 7,416 ft of elevation, a typical July afternoon (81 °F) pushes density altitude to about 10,463 ft — the airplane performs like it is 3,047 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 | 12.4 | 6,074 ft | 26.4 | 7,027 ft ▲ |
| February | 17.2 | 6,404 ft | 31.3 | 7,353 ft ▲ |
| March | 29.7 | 7,247 ft | 43.3 | 8,134 ft ⚠ |
| April | 38.7 | 7,837 ft | 53.3 | 8,767 ft ⚠ |
| May | 47.6 | 8,408 ft | 63.7 | 9,410 ft ⚠ |
| June | 56.9 | 8,991 ft | 75.5 | 10,120 ft ⚠ |
| July | 62.8 | 9,355 ft | 81.3 | 10,463 ft ⚠ |
| August | 60.7 | 9,226 ft | 79.0 | 10,327 ft ⚠ |
| September | 52.8 | 8,736 ft | 71.7 | 9,894 ft ⚠ |
| October | 40.7 | 7,967 ft | 58.1 | 9,066 ft ⚠ |
| November | 27.9 | 7,127 ft | 42.4 | 8,076 ft ⚠ |
| December | 14.8 | 6,240 ft | 28.7 | 7,180 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 20V
DENSITY ALTITUDE high DA
Field elevation 7,416 ft — the air behaves like 10,445 ft.
- PRESSURE ALT
- 7,418 ft
- ISA DEVIATION
- —
- RULE-OF-THUMB DA
- —
- AIR DENSITY INDEX
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- 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
- KGNB — Granby-Grand County
Granby · elev 8,207 ft
- KEGE — Eagle County Regional
Eagle · elev 6,547 ft
- KSBS — Steamboat Springs/Bob Adams Field
Steamboat Springs · elev 6,882 ft
- 33V — Walden-Jackson County
Walden · elev 8,154 ft
- KHDN — Yampa Valley
Hayden · elev 6,606 ft
- KLXV — Lake County
Leadville · elev 9,934 ft
- KBDU — Boulder Municipal
Boulder · elev 5,288 ft
- KGWS — Kgws Sumers Airpark
Glenwood Springs · elev 5,916 ft
Frequently asked questions
How high does density altitude get at 20V in summer?
On a typical July afternoon — around 81 °F at the nearest NOAA normals station — density altitude at Mc Elroy Airfield reaches roughly 10,463 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 20V on an average day?
It swings with the seasons: from roughly 6,074 ft at the coldest month's average temperature to about 9,355 ft at the warmest month's — all from a constant field elevation of 7,416 ft. The month-by-month table above carries the full year.
What is the field elevation of Mc Elroy Airfield?
7,416 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 20V (FAA), in Kremmling, Colorado.