Upland, California · field elev 1,444 ft
Density Altitude at Cable (KCCB)
Cable sits at 1,444 ft, and even a typical August afternoon (92 °F) only lifts density altitude to about 3,890 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 | 55.5 | 1,571 ft | 67.9 | 2,372 ft |
| February | 55.9 | 1,597 ft | 67.3 | 2,334 ft |
| March | 59.5 | 1,832 ft | 72.0 | 2,632 ft |
| April | 62.7 | 2,039 ft | 75.8 | 2,871 ft |
| May | 66.2 | 2,264 ft | 78.4 | 3,033 ft |
| June | 70.8 | 2,556 ft | 84.3 | 3,397 ft |
| July | 76.3 | 2,902 ft | 90.3 | 3,763 ft |
| August | 77.5 | 2,977 ft | 92.4 | 3,890 ft |
| September | 74.6 | 2,796 ft | 88.7 | 3,666 ft |
| October | 67.2 | 2,328 ft | 80.5 | 3,163 ft |
| November | 60.2 | 1,877 ft | 73.5 | 2,727 ft |
| December | 54.2 | 1,485 ft | 66.9 | 2,309 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 KCCB
DENSITY ALTITUDE
Field elevation 1,444 ft — the air behaves like 3,866 ft.
- PRESSURE ALT
- 1,445 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
- KPOC — Brackett Field
La Verne · elev 1,014 ft
- KONT — Ontario International
Ontario · elev 944 ft
- KCNO — Chino
Chino · elev 650 ft
- KAJO — Corona Municipal
Corona · elev 533 ft
- KRAL — Riverside
Riverside · elev 819 ft
- KRIR — Flabob
Riverside/Rubidoux/ · elev 767 ft
- KEMT — San Gabriel Valley
El Monte · elev 296 ft
- KFUL — Fullerton Municipal
Fullerton · elev 96 ft
Frequently asked questions
How high does density altitude get at KCCB in summer?
On a typical August afternoon — around 92 °F at the nearest NOAA normals station — density altitude at Cable reaches roughly 3,890 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 KCCB on an average day?
It swings with the seasons: from roughly 1,485 ft at the coldest month's average temperature to about 2,977 ft at the warmest month's — all from a constant field elevation of 1,444 ft. The month-by-month table above carries the full year.
What is the field elevation of Cable?
1,444 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KCCB (ICAO) / CCB (FAA), in Upland, California.