Pagosa Springs, Colorado · field elev 7,663 ft
Density Altitude at Stevens Field (KPSO)
Stevens Field is a genuine high-and-hot field: from 7,663 ft of elevation, a typical July afternoon (80 °F) pushes density altitude to about 10,697 ft — the airplane performs like it is 3,034 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 | 23.0 | 7,105 ft | 37.2 | 8,044 ft ⚠ |
| February | 26.9 | 7,366 ft | 41.9 | 8,347 ft ⚠ |
| March | 34.8 | 7,888 ft | 48.2 | 8,749 ft ⚠ |
| April | 42.1 | 8,360 ft | 55.2 | 9,188 ft ⚠ |
| May | 50.6 | 8,900 ft | 64.0 | 9,729 ft ⚠ |
| June | 60.2 | 9,497 ft | 76.1 | 10,455 ft ⚠ |
| July | 66.5 | 9,881 ft | 80.2 | 10,697 ft ⚠ |
| August | 64.7 | 9,771 ft | 78.1 | 10,573 ft ⚠ |
| September | 58.8 | 9,410 ft | 72.3 | 10,229 ft ⚠ |
| October | 48.9 | 8,793 ft | 60.3 | 9,503 ft ⚠ |
| November | 36.3 | 7,985 ft | 47.2 | 8,686 ft ⚠ |
| December | 27.5 | 7,406 ft | 38.5 | 8,128 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 KPSO
DENSITY ALTITUDE high DA
Field elevation 7,663 ft — the air behaves like 10,685 ft.
- PRESSURE ALT
- 7,665 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
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Durango · elev 6,689 ft
- 00C — Animas Air Park
Durango · elev 6,684 ft
- KRCV — Astronaut Kent Rominger
Del Norte · elev 7,955 ft
- KMVI — Monte Vista Municipal
Monte Vista · elev 7,611 ft
- 1V8 — Leach
Center · elev 7,598 ft
- KTEX — Telluride Regional
Telluride · elev 9,070 ft
- KALS — San Luis Valley Regional/Bergman Field
Alamosa · elev 7,540 ft
Frequently asked questions
How high does density altitude get at KPSO in summer?
On a typical July afternoon — around 80 °F at the nearest NOAA normals station — density altitude at Stevens Field reaches roughly 10,697 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 KPSO on an average day?
It swings with the seasons: from roughly 7,105 ft at the coldest month's average temperature to about 9,881 ft at the warmest month's — all from a constant field elevation of 7,663 ft. The month-by-month table above carries the full year.
What is the field elevation of Stevens Field?
7,663 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KPSO (ICAO) / PSO (FAA), in Pagosa Springs, Colorado.