Ruidoso, New Mexico · field elev 6,814 ft
Density Altitude at Sierra Blanca Regional (KSRR)
Sierra Blanca Regional is a genuine high-and-hot field: from 6,814 ft of elevation, a typical June afternoon (82 °F) pushes density altitude to about 9,753 ft — the airplane performs like it is 2,939 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 | 34.7 | 6,833 ft | 48.8 | 7,746 ft ▲ |
| February | 37.1 | 6,991 ft | 51.0 | 7,885 ft ▲ |
| March | 42.3 | 7,329 ft | 57.5 | 8,293 ft ⚠ |
| April | 48.8 | 7,746 ft | 64.9 | 8,750 ft ⚠ |
| May | 56.5 | 8,231 ft | 72.8 | 9,229 ft ⚠ |
| June | 64.5 | 8,726 ft | 81.6 | 9,753 ft ⚠ |
| July | 66.2 | 8,830 ft | 81.2 | 9,729 ft ⚠ |
| August | 64.4 | 8,720 ft | 78.5 | 9,570 ft ⚠ |
| September | 59.6 | 8,424 ft | 74.8 | 9,349 ft ⚠ |
| October | 51.0 | 7,885 ft | 66.7 | 8,860 ft ⚠ |
| November | 40.9 | 7,239 ft | 55.7 | 8,181 ft ⚠ |
| December | 34.9 | 6,847 ft | 48.4 | 7,720 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 KSRR
DENSITY ALTITUDE high DA
Field elevation 6,814 ft — the air behaves like 9,776 ft.
- PRESSURE ALT
- 6,816 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 New Mexico fields
- F37 — Carrizozo Municipal
Carrizozo · elev 5,373 ft
- KALM — Alamogordo-White Sands Regional
Alamogordo · elev 4,200 ft
- E02 — Timberon
Alamogordo · elev 6,963 ft
- KROW — Roswell Air Center
Roswell · elev 3,671 ft
- KATS — Artesia Municipal
Artesia · elev 3,545 ft
- N17 — Vaughn Municipal
Vaughn · elev 5,936 ft
- M10 — Mountainair Municipal
Mountainair · elev 6,492 ft
- KONM — Socorro Municipal
Socorro · elev 4,875 ft
Frequently asked questions
How high does density altitude get at KSRR in summer?
On a typical June afternoon — around 82 °F at the nearest NOAA normals station — density altitude at Sierra Blanca Regional reaches roughly 9,753 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 KSRR on an average day?
It swings with the seasons: from roughly 6,833 ft at the coldest month's average temperature to about 8,830 ft at the warmest month's — all from a constant field elevation of 6,814 ft. The month-by-month table above carries the full year.
What is the field elevation of Sierra Blanca Regional?
6,814 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KSRR (ICAO) / SRR (FAA), in Ruidoso, New Mexico.