Chino, California · field elev 650 ft
Density Altitude at Chino (KCNO)
Chino sits at 650 ft, and even a typical August afternoon (96 °F) only lifts density altitude to about 3,160 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 | 55.6 | 597 ft | 69.5 | 1,500 ft |
| February | 56.4 | 650 ft | 69.8 | 1,519 ft |
| March | 59.1 | 827 ft | 72.5 | 1,691 ft |
| April | 62.8 | 1,068 ft | 77.0 | 1,975 ft |
| May | 67.7 | 1,384 ft | 81.1 | 2,231 ft |
| June | 73.0 | 1,722 ft | 87.6 | 2,632 ft |
| July | 78.3 | 2,056 ft | 93.7 | 3,004 ft |
| August | 79.8 | 2,150 ft | 96.3 | 3,160 ft |
| September | 76.5 | 1,943 ft | 92.7 | 2,943 ft |
| October | 68.9 | 1,461 ft | 84.5 | 2,442 ft |
| November | 60.7 | 932 ft | 76.3 | 1,931 ft |
| December | 54.6 | 531 ft | 68.7 | 1,449 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 KCNO
DENSITY ALTITUDE
Field elevation 650 ft — the air behaves like 3,142 ft.
- PRESSURE ALT
- 651 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
- KAJO — Corona Municipal
Corona · elev 533 ft
- KONT — Ontario International
Ontario · elev 944 ft
- KCCB — Cable
Upland · elev 1,444 ft
- KRAL — Riverside
Riverside · elev 819 ft
- KPOC — Brackett Field
La Verne · elev 1,014 ft
- KRIR — Flabob
Riverside/Rubidoux/ · elev 767 ft
- KFUL — Fullerton Municipal
Fullerton · elev 96 ft
- KRIV — March Arb
Riverside · elev 1,536 ft
Frequently asked questions
How high does density altitude get at KCNO in summer?
On a typical August afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Chino reaches roughly 3,160 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 KCNO on an average day?
It swings with the seasons: from roughly 531 ft at the coldest month's average temperature to about 2,150 ft at the warmest month's — all from a constant field elevation of 650 ft. The month-by-month table above carries the full year.
What is the field elevation of Chino?
650 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KCNO (ICAO) / CNO (FAA), in Chino, California.