Bonham, Texas · field elev 618 ft
Density Altitude at Jones Field (F00)
Jones Field sits at 618 ft, and even a typical August afternoon (94 °F) only lifts density altitude to about 2,971 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 | 42.8 | −301 ft | 52.9 | 379 ft |
| February | 46.7 | −37 ft | 57.3 | 669 ft |
| March | 54.4 | 478 ft | 65.2 | 1,184 ft |
| April | 62.4 | 1,003 ft | 73.4 | 1,709 ft |
| May | 71.0 | 1,556 ft | 80.6 | 2,161 ft |
| June | 79.3 | 2,080 ft | 88.9 | 2,673 ft |
| July | 83.5 | 2,341 ft | 93.6 | 2,959 ft |
| August | 83.1 | 2,316 ft | 93.8 | 2,971 ft |
| September | 75.8 | 1,860 ft | 86.9 | 2,550 ft |
| October | 64.8 | 1,158 ft | 76.5 | 1,904 ft |
| November | 53.4 | 412 ft | 64.5 | 1,139 ft |
| December | 44.8 | −165 ft | 54.9 | 511 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 F00
DENSITY ALTITUDE
Field elevation 618 ft — the air behaves like 2,983 ft.
- PRESSURE ALT
- 619 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
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Frequently asked questions
How high does density altitude get at F00 in summer?
On a typical August afternoon — around 94 °F at the nearest NOAA normals station — density altitude at Jones Field reaches roughly 2,971 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 F00 on an average day?
It swings with the seasons: from roughly −301 ft at the coldest month's average temperature to about 2,341 ft at the warmest month's — all from a constant field elevation of 618 ft. The month-by-month table above carries the full year.
What is the field elevation of Jones Field?
618 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is F00 (FAA), in Bonham, Texas.