Turlock, California · field elev 161 ft
Density Altitude at Turlock Municipal (O15)
Turlock Municipal sits at 161 ft, and even a typical July afternoon (93 °F) only lifts density altitude to about 2,367 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 | 48.5 | −482 ft | 54.9 | −54 ft |
| February | 53.2 | −167 ft | 61.1 | 355 ft |
| March | 57.7 | 131 ft | 66.9 | 732 ft |
| April | 62.0 | 414 ft | 72.1 | 1,065 ft |
| May | 68.7 | 848 ft | 80.1 | 1,571 ft |
| June | 75.1 | 1,256 ft | 87.8 | 2,049 ft |
| July | 79.4 | 1,527 ft | 93.0 | 2,367 ft |
| August | 78.3 | 1,458 ft | 91.8 | 2,294 ft |
| September | 74.8 | 1,237 ft | 87.5 | 2,030 ft |
| October | 66.3 | 693 ft | 77.2 | 1,389 ft |
| November | 55.6 | −8 ft | 64.2 | 557 ft |
| December | 48.4 | −489 ft | 55.0 | −47 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 O15
DENSITY ALTITUDE
Field elevation 161 ft — the air behaves like 2,367 ft.
- PRESSURE ALT
- 162 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
- KMER — Castle
Atwater · elev 190 ft
- KMCE — Merced Yosemite Regional
Merced · elev 155 ft
- KMOD — Modesto City-County-Harry Sham Field
Modesto · elev 99 ft
- O27 — Oakdale
Oakdale · elev 237 ft
- 3O1 — Gustine
Gustine · elev 79 ft
- KLSN — Los Banos Municipal
Los Banos · elev 121 ft
- 2O6 — Chowchilla
Chowchilla · elev 243 ft
- 1Q4 — New Jerusalem
Tracy · elev 62 ft
Frequently asked questions
How high does density altitude get at O15 in summer?
On a typical July afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Turlock Municipal reaches roughly 2,367 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 O15 on an average day?
It swings with the seasons: from roughly −489 ft at the coldest month's average temperature to about 1,527 ft at the warmest month's — all from a constant field elevation of 161 ft. The month-by-month table above carries the full year.
What is the field elevation of Turlock Municipal?
161 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is O15 (FAA), in Turlock, California.