San Manuel, Arizona · field elev 3,272 ft
Density Altitude at San Manuel (E77)
From a field elevation of 3,272 ft, a typical June afternoon at San Manuel (97 °F) raises density altitude to about 6,401 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 | 49.0 | 3,400 ft | 60.2 | 4,125 ft |
| February | 52.4 | 3,622 ft | 63.8 | 4,354 ft |
| March | 58.5 | 4,016 ft | 71.1 | 4,812 ft |
| April | 64.9 | 4,424 ft | 78.5 | 5,269 ft ▲ |
| May | 73.5 | 4,961 ft | 87.6 | 5,820 ft ▲ |
| June | 83.4 | 5,567 ft | 97.4 | 6,401 ft ▲ |
| July | 84.4 | 5,627 ft | 97.0 | 6,377 ft ▲ |
| August | 82.5 | 5,512 ft | 94.2 | 6,212 ft ▲ |
| September | 77.9 | 5,232 ft | 89.7 | 5,945 ft ▲ |
| October | 68.5 | 4,650 ft | 80.1 | 5,366 ft ▲ |
| November | 57.0 | 3,920 ft | 68.6 | 4,656 ft |
| December | 48.7 | 3,381 ft | 59.2 | 4,061 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 E77
DENSITY ALTITUDE caution
Field elevation 3,272 ft — the air behaves like 6,377 ft.
- PRESSURE ALT
- 3,274 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
- E67 — Kearny
Kearny · elev 1,833 ft
- KAVQ — Marana Regional
Marana · elev 2,032 ft
- KTUS — Tucson International
Tucson · elev 2,643 ft
- KMZJ — Pinal Airpark
Marana · elev 1,893 ft
- KRYN — Ryan Field
Tucson · elev 2,419 ft
- E37 — Flying J Ranch
Pima · elev 3,114 ft
- E95 — Benson Municipal/Paul Kerchum Field
Benson · elev 3,831 ft
- P13 — San Carlos Apache
Globe · elev 3,261 ft
Frequently asked questions
How high does density altitude get at E77 in summer?
On a typical June afternoon — around 97 °F at the nearest NOAA normals station — density altitude at San Manuel reaches roughly 6,401 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 E77 on an average day?
It swings with the seasons: from roughly 3,381 ft at the coldest month's average temperature to about 5,627 ft at the warmest month's — all from a constant field elevation of 3,272 ft. The month-by-month table above carries the full year.
What is the field elevation of San Manuel?
3,272 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is E77 (FAA), in San Manuel, Arizona.