Murrieta/Temecula, California · field elev 1,350 ft
Density Altitude at French Valley (F70)
French Valley sits at 1,350 ft, and even a typical August afternoon (89 °F) only lifts density altitude to about 3,588 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 | 57.4 | 1,579 ft | 67.5 | 2,231 ft |
| February | 56.6 | 1,527 ft | 66.7 | 2,180 ft |
| March | 59.0 | 1,684 ft | 70.1 | 2,397 ft |
| April | 61.3 | 1,833 ft | 72.1 | 2,523 ft |
| May | 64.1 | 2,014 ft | 75.2 | 2,718 ft |
| June | 68.3 | 2,282 ft | 80.8 | 3,067 ft |
| July | 73.6 | 2,618 ft | 87.2 | 3,460 ft |
| August | 75.5 | 2,737 ft | 89.3 | 3,588 ft |
| September | 74.8 | 2,693 ft | 87.8 | 3,497 ft |
| October | 70.6 | 2,429 ft | 83.1 | 3,209 ft |
| November | 63.1 | 1,949 ft | 74.3 | 2,662 ft |
| December | 56.6 | 1,527 ft | 67.1 | 2,206 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 F70
DENSITY ALTITUDE
Field elevation 1,350 ft — the air behaves like 3,570 ft.
- PRESSURE ALT
- 1,351 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
- KHMT — Hemet-Ryan
Hemet · elev 1,515 ft
- L65 — Perris Valley
Perris · elev 1,413 ft
- L18 — Fallbrook Community Airpark
Fallbrook · elev 711 ft
- KRIV — March Arb
Riverside · elev 1,536 ft
- KOKB — Bob Maxwell Meml Airfield
Oceanside · elev 28 ft
- KBNG — Banning Municipal
Banning · elev 2,222 ft
- KRAL — Riverside
Riverside · elev 819 ft
- KCRQ — Mc Clellan-Palomar
Carlsbad · elev 331 ft
Frequently asked questions
How high does density altitude get at F70 in summer?
On a typical August afternoon — around 89 °F at the nearest NOAA normals station — density altitude at French Valley reaches roughly 3,588 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 F70 on an average day?
It swings with the seasons: from roughly 1,527 ft at the coldest month's average temperature to about 2,737 ft at the warmest month's — all from a constant field elevation of 1,350 ft. The month-by-month table above carries the full year.
What is the field elevation of French Valley?
1,350 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is F70 (FAA), in Murrieta/Temecula, California.