Tucson, Arizona · field elev 2,643 ft
Density Altitude at Tucson International (KTUS)
From a field elevation of 2,643 ft, a typical June afternoon at Tucson International (101 °F) raises density altitude to about 5,863 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 | 53.6 | 2,925 ft | 66.5 | 3,754 ft |
| February | 56.2 | 3,094 ft | 69.2 | 3,924 ft |
| March | 61.9 | 3,461 ft | 75.8 | 4,336 ft |
| April | 68.1 | 3,855 ft | 82.9 | 4,772 ft |
| May | 76.8 | 4,398 ft | 91.8 | 5,308 ft ▲ |
| June | 86.1 | 4,966 ft | 101.2 | 5,863 ft ▲ |
| July | 88.2 | 5,092 ft | 100.2 | 5,805 ft ▲ |
| August | 86.9 | 5,014 ft | 98.6 | 5,711 ft ▲ |
| September | 82.8 | 4,766 ft | 95.1 | 5,504 ft ▲ |
| October | 72.6 | 4,137 ft | 86.3 | 4,978 ft |
| November | 61.5 | 3,436 ft | 75.1 | 4,292 ft |
| December | 53.0 | 2,886 ft | 65.5 | 3,691 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 KTUS
DENSITY ALTITUDE caution
Field elevation 2,643 ft — the air behaves like 5,852 ft.
- PRESSURE ALT
- 2,645 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 Arizona fields
- KRYN — Ryan Field
Tucson · elev 2,419 ft
- KAVQ — Marana Regional
Marana · elev 2,032 ft
- E95 — Benson Municipal/Paul Kerchum Field
Benson · elev 3,831 ft
- KMZJ — Pinal Airpark
Marana · elev 1,893 ft
- E77 — San Manuel
San Manuel · elev 3,272 ft
- KOLS — Nogales International
Nogales · elev 3,955 ft
- KFHU — Sierra Vista Municipal-Libby Aaf
Fort Huachuca Sierra Vista · elev 4,719 ft
- E78 — Sells
Sells · elev 2,409 ft
Frequently asked questions
How high does density altitude get at KTUS in summer?
On a typical June afternoon — around 101 °F at the nearest NOAA normals station — density altitude at Tucson International reaches roughly 5,863 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 KTUS on an average day?
It swings with the seasons: from roughly 2,886 ft at the coldest month's average temperature to about 5,092 ft at the warmest month's — all from a constant field elevation of 2,643 ft. The month-by-month table above carries the full year.
What is the field elevation of Tucson International?
2,643 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KTUS (ICAO) / TUS (FAA), in Tucson, Arizona.