Selma, California · field elev 305 ft
Density Altitude at Selma (0Q4)
Selma sits at 305 ft, and even a typical July afternoon (102 °F) only lifts density altitude to about 3,077 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 | 49.6 | −230 ft | 61.0 | 526 ft |
| February | 54.2 | 78 ft | 66.8 | 902 ft |
| March | 59.1 | 401 ft | 73.1 | 1,306 ft |
| April | 64.2 | 734 ft | 79.3 | 1,697 ft |
| May | 71.6 | 1,210 ft | 87.5 | 2,206 ft |
| June | 79.1 | 1,684 ft | 96.3 | 2,741 ft |
| July | 84.7 | 2,033 ft | 101.9 | 3,077 ft |
| August | 83.7 | 1,971 ft | 100.9 | 3,017 ft |
| September | 79.0 | 1,678 ft | 96.0 | 2,723 ft |
| October | 69.0 | 1,044 ft | 84.8 | 2,039 ft |
| November | 57.2 | 276 ft | 70.6 | 1,146 ft |
| December | 49.3 | −250 ft | 61.1 | 532 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 0Q4
DENSITY ALTITUDE
Field elevation 305 ft — the air behaves like 3,083 ft.
- PRESSURE ALT
- 306 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
- O32 — Reedley Municipal
Reedley · elev 386 ft
- KFCH — Fresno Chandler Exec
Fresno · elev 280 ft
- KFAT — Fresno Yosemite International
Fresno · elev 336 ft
- KHJO — Hanford Municipal
Hanford · elev 240 ft
- D86 — Sequoia Field
Visalia · elev 313 ft
- E79 — Sierra Sky Park
Fresno · elev 321 ft
- KVIS — Visalia Municipal
Visalia · elev 293 ft
- O42 — Woodlake
Woodlake · elev 425 ft
Frequently asked questions
How high does density altitude get at 0Q4 in summer?
On a typical July afternoon — around 102 °F at the nearest NOAA normals station — density altitude at Selma reaches roughly 3,077 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 0Q4 on an average day?
It swings with the seasons: from roughly −250 ft at the coldest month's average temperature to about 2,033 ft at the warmest month's — all from a constant field elevation of 305 ft. The month-by-month table above carries the full year.
What is the field elevation of Selma?
305 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 0Q4 (FAA), in Selma, California.