Cedarville, California · field elev 4,623 ft
Density Altitude at Cedarville (O59)
From a field elevation of 4,623 ft, a typical July afternoon at Cedarville (91 °F) raises density altitude to about 7,628 ft — solidly into the range where performance charts deserve a close read.
Typical density altitude by month
| Month | Avg temp °F | DA at avg temp | Afternoon high °F | DA on a typical afternoon |
|---|---|---|---|---|
| January | 32.7 | 3,988 ft | 43.5 | 4,707 ft |
| February | 35.7 | 4,190 ft | 47.5 | 4,968 ft |
| March | 40.9 | 4,536 ft | 53.6 | 5,362 ft ▲ |
| April | 46.1 | 4,877 ft | 59.6 | 5,744 ft ▲ |
| May | 54.8 | 5,439 ft | 68.9 | 6,325 ft ▲ |
| June | 63.6 | 5,996 ft | 79.4 | 6,967 ft ▲ |
| July | 73.0 | 6,578 ft | 90.5 | 7,628 ft ▲ |
| August | 70.9 | 6,449 ft | 89.3 | 7,557 ft ▲ |
| September | 62.7 | 5,939 ft | 81.2 | 7,075 ft ▲ |
| October | 50.8 | 5,182 ft | 67.3 | 6,226 ft ▲ |
| November | 39.0 | 4,410 ft | 51.5 | 5,227 ft ▲ |
| December | 31.4 | 3,900 ft | 42.0 | 4,608 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 O59
DENSITY ALTITUDE caution
Field elevation 4,623 ft — the air behaves like 7,657 ft.
- PRESSURE ALT
- 4,625 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
- KAAT — Alturas Municipal
Alturas · elev 4,378 ft
- A28 — Fort Bidwell
Fort Bidwell · elev 4,616 ft
- A24 — California Pines
Alturas · elev 4,389 ft
- A26 — Adin
Adin · elev 4,234 ft
- O39 — Ravendale
Ravendale · elev 5,306 ft
- O55 — Southard Field
Bieber · elev 4,163 ft
- O81 — Tulelake Municipal
Tulelake · elev 4,049 ft
- 1Q2 — Spaulding
Susanville · elev 5,116 ft
Frequently asked questions
How high does density altitude get at O59 in summer?
On a typical July afternoon — around 91 °F at the nearest NOAA normals station — density altitude at Cedarville reaches roughly 7,628 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 O59 on an average day?
It swings with the seasons: from roughly 3,900 ft at the coldest month's average temperature to about 6,578 ft at the warmest month's — all from a constant field elevation of 4,623 ft. The month-by-month table above carries the full year.
What is the field elevation of Cedarville?
4,623 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is O59 (FAA), in Cedarville, California.