Roswell, New Mexico · field elev 3,671 ft
Density Altitude at Roswell Air Center (KROW)
From a field elevation of 3,671 ft, a typical July afternoon at Roswell Air Center (97 °F) raises density altitude to about 6,830 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 42.7 | 3,478 ft | 57.3 | 4,430 ft |
| February | 47.8 | 3,814 ft | 63.2 | 4,805 ft |
| March | 55.2 | 4,295 ft | 71.0 | 5,293 ft ▲ |
| April | 63.2 | 4,805 ft | 79.4 | 5,809 ft ▲ |
| May | 72.3 | 5,374 ft | 87.8 | 6,316 ft ▲ |
| June | 81.0 | 5,907 ft | 96.2 | 6,812 ft ▲ |
| July | 83.2 | 6,040 ft | 96.5 | 6,830 ft ▲ |
| August | 81.6 | 5,943 ft | 94.6 | 6,718 ft ▲ |
| September | 74.4 | 5,503 ft | 87.6 | 6,304 ft ▲ |
| October | 63.2 | 4,805 ft | 77.7 | 5,706 ft ▲ |
| November | 51.0 | 4,023 ft | 65.7 | 4,963 ft |
| December | 42.4 | 3,458 ft | 56.5 | 4,378 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 KROW
DENSITY ALTITUDE caution
Field elevation 3,671 ft — the air behaves like 6,859 ft.
- PRESSURE ALT
- 3,673 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
- KATS — Artesia Municipal
Artesia · elev 3,545 ft
- KSRR — Sierra Blanca Regional
Ruidoso · elev 6,814 ft
- KCNM — Cavern City Air Trml
Carlsbad · elev 3,295 ft
- E06 — Lea County/Zip Franklin Meml
Lovington · elev 3,979 ft
- 18T — Tatum
Tatum · elev 3,986 ft
- E02 — Timberon
Alamogordo · elev 6,963 ft
- F37 — Carrizozo Municipal
Carrizozo · elev 5,373 ft
- KFSU — Fort Sumner Municipal
Fort Sumner · elev 4,165 ft
Frequently asked questions
How high does density altitude get at KROW in summer?
On a typical July afternoon — around 97 °F at the nearest NOAA normals station — density altitude at Roswell Air Center reaches roughly 6,830 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 KROW on an average day?
It swings with the seasons: from roughly 3,458 ft at the coldest month's average temperature to about 6,040 ft at the warmest month's — all from a constant field elevation of 3,671 ft. The month-by-month table above carries the full year.
What is the field elevation of Roswell Air Center?
3,671 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KROW (ICAO) / ROW (FAA), in Roswell, New Mexico.