Commerce, Texas · field elev 516 ft
Density Altitude at Commerce Municipal (2F7)
Commerce Municipal sits at 516 ft, and even a typical August afternoon (98 °F) only lifts density altitude to about 3,118 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 | 45.5 | −244 ft | 57.8 | 576 ft |
| February | 49.4 | 18 ft | 61.7 | 832 ft |
| March | 56.7 | 504 ft | 69.3 | 1,322 ft |
| April | 64.8 | 1,033 ft | 77.4 | 1,836 ft |
| May | 73.2 | 1,571 ft | 84.6 | 2,284 ft |
| June | 81.4 | 2,086 ft | 92.6 | 2,774 ft |
| July | 85.6 | 2,346 ft | 97.1 | 3,046 ft |
| August | 85.8 | 2,358 ft | 98.3 | 3,118 ft |
| September | 78.4 | 1,899 ft | 91.3 | 2,695 ft |
| October | 67.3 | 1,194 ft | 80.7 | 2,042 ft |
| November | 55.9 | 451 ft | 68.3 | 1,258 ft |
| December | 47.5 | −109 ft | 59.5 | 688 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 2F7
DENSITY ALTITUDE
Field elevation 516 ft — the air behaves like 3,100 ft.
- PRESSURE ALT
- 517 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 2F7 in summer?
On a typical August afternoon — around 98 °F at the nearest NOAA normals station — density altitude at Commerce Municipal reaches roughly 3,118 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 2F7 on an average day?
It swings with the seasons: from roughly −244 ft at the coldest month's average temperature to about 2,358 ft at the warmest month's — all from a constant field elevation of 516 ft. The month-by-month table above carries the full year.
What is the field elevation of Commerce Municipal?
516 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 2F7 (FAA), in Commerce, Texas.