Tracy, California · field elev 194 ft
Density Altitude at Tracy Municipal (KTCY)
Tracy Municipal sits at 194 ft, and even a typical July afternoon (93 °F) only lifts density altitude to about 2,419 ft — heat still trims performance, but the field rarely turns high-and-hot.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 46.8 | −556 ft | 57.2 | 139 ft |
| February | 50.5 | −307 ft | 62.1 | 461 ft |
| March | 54.8 | −20 ft | 68.0 | 843 ft |
| April | 59.2 | 271 ft | 73.4 | 1,189 ft |
| May | 65.4 | 675 ft | 80.4 | 1,630 ft |
| June | 71.6 | 1,074 ft | 88.3 | 2,120 ft |
| July | 74.9 | 1,284 ft | 93.2 | 2,419 ft |
| August | 73.9 | 1,220 ft | 92.1 | 2,352 ft |
| September | 71.0 | 1,036 ft | 88.5 | 2,132 ft |
| October | 63.5 | 552 ft | 78.9 | 1,536 ft |
| November | 53.7 | −93 ft | 66.7 | 759 ft |
| December | 46.4 | −583 ft | 56.3 | 80 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 KTCY
DENSITY ALTITUDE
Field elevation 194 ft — the air behaves like 2,407 ft.
- PRESSURE ALT
- 195 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 California fields
- 1Q4 — New Jerusalem
Tracy · elev 62 ft
- C83 — Byron
Byron · elev 79 ft
- KSCK — Stockton Metro
Stockton · elev 33 ft
- KLVK — Livermore Municipal
Livermore · elev 400 ft
- KMOD — Modesto City-County-Harry Sham Field
Modesto · elev 99 ft
- L53 — Lodi Airpark
Lodi · elev 25 ft
- O20 — Kingdon Airpark
Lodi · elev 18 ft
- KRHV — Reid-Hillview Of Santa Clara County
San Jose · elev 135 ft
Frequently asked questions
How high does density altitude get at KTCY in summer?
On a typical July afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Tracy Municipal reaches roughly 2,419 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 KTCY on an average day?
It swings with the seasons: from roughly −583 ft at the coldest month's average temperature to about 1,284 ft at the warmest month's — all from a constant field elevation of 194 ft. The month-by-month table above carries the full year.
What is the field elevation of Tracy Municipal?
194 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KTCY (ICAO) / TCY (FAA), in Tracy, California.