Riverside, California · field elev 819 ft
Density Altitude at Riverside (KRAL)
Riverside sits at 819 ft, and even a typical August afternoon (95 °F) only lifts density altitude to about 3,281 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 | 806 ft | 67.7 | 1,592 ft |
| February | 56.3 | 852 ft | 67.9 | 1,605 ft |
| March | 59.5 | 1,062 ft | 72.1 | 1,873 ft |
| April | 62.9 | 1,283 ft | 75.9 | 2,112 ft |
| May | 67.6 | 1,586 ft | 79.9 | 2,363 ft |
| June | 73.0 | 1,930 ft | 86.7 | 2,783 ft |
| July | 78.6 | 2,282 ft | 93.3 | 3,185 ft |
| August | 79.8 | 2,357 ft | 94.9 | 3,281 ft |
| September | 76.6 | 2,156 ft | 91.3 | 3,064 ft |
| October | 68.9 | 1,669 ft | 82.7 | 2,537 ft |
| November | 61.0 | 1,159 ft | 74.5 | 2,024 ft |
| December | 54.8 | 753 ft | 66.8 | 1,534 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 KRAL
DENSITY ALTITUDE
Field elevation 819 ft — the air behaves like 3,287 ft.
- PRESSURE ALT
- 820 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
- KRIR — Flabob
Riverside/Rubidoux/ · elev 767 ft
- KAJO — Corona Municipal
Corona · elev 533 ft
- KCNO — Chino
Chino · elev 650 ft
- KONT — Ontario International
Ontario · elev 944 ft
- KRIV — March Arb
Riverside · elev 1,536 ft
- KSBD — San Bernardino International
San Bernardino · elev 1,159 ft
- KCCB — Cable
Upland · elev 1,444 ft
- L65 — Perris Valley
Perris · elev 1,413 ft
Frequently asked questions
How high does density altitude get at KRAL in summer?
On a typical August afternoon — around 95 °F at the nearest NOAA normals station — density altitude at Riverside reaches roughly 3,281 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 KRAL on an average day?
It swings with the seasons: from roughly 753 ft at the coldest month's average temperature to about 2,357 ft at the warmest month's — all from a constant field elevation of 819 ft. The month-by-month table above carries the full year.
What is the field elevation of Riverside?
819 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is KRAL (ICAO) / RAL (FAA), in Riverside, California.