Tracy, California · field elev 62 ft
Density Altitude at New Jerusalem (1Q4)
New Jerusalem sits at 62 ft, and even a typical July afternoon (93 °F) only lifts density altitude to about 2,258 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 | −720 ft | 57.2 | −24 ft |
| February | 50.5 | −470 ft | 62.1 | 298 ft |
| March | 54.8 | −183 ft | 68.0 | 681 ft |
| April | 59.2 | 108 ft | 73.4 | 1,027 ft |
| May | 65.4 | 513 ft | 80.4 | 1,468 ft |
| June | 71.6 | 912 ft | 88.3 | 1,959 ft |
| July | 74.9 | 1,122 ft | 93.2 | 2,258 ft |
| August | 73.9 | 1,058 ft | 92.1 | 2,191 ft |
| September | 71.0 | 873 ft | 88.5 | 1,971 ft |
| October | 63.5 | 389 ft | 78.9 | 1,374 ft |
| November | 53.7 | −256 ft | 66.7 | 597 ft |
| December | 46.4 | −747 ft | 56.3 | −84 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 1Q4
DENSITY ALTITUDE
Field elevation 62 ft — the air behaves like 2,246 ft.
- PRESSURE ALT
- 63 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
- KTCY — Tracy Municipal
Tracy · elev 194 ft
- KSCK — Stockton Metro
Stockton · elev 33 ft
- KMOD — Modesto City-County-Harry Sham Field
Modesto · elev 99 ft
- C83 — Byron
Byron · elev 79 ft
- O27 — Oakdale
Oakdale · elev 237 ft
- L53 — Lodi Airpark
Lodi · elev 25 ft
- KLVK — Livermore Municipal
Livermore · elev 400 ft
- O20 — Kingdon Airpark
Lodi · elev 18 ft
Frequently asked questions
How high does density altitude get at 1Q4 in summer?
On a typical July afternoon — around 93 °F at the nearest NOAA normals station — density altitude at New Jerusalem reaches roughly 2,258 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 1Q4 on an average day?
It swings with the seasons: from roughly −747 ft at the coldest month's average temperature to about 1,122 ft at the warmest month's — all from a constant field elevation of 62 ft. The month-by-month table above carries the full year.
What is the field elevation of New Jerusalem?
62 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 1Q4 (FAA), in Tracy, California.