Devine, Texas · field elev 702 ft
Density Altitude at Devine Municipal (23R)
Devine Municipal sits at 702 ft, and even a typical August afternoon (96 °F) only lifts density altitude to about 3,217 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 | 54.1 | 562 ft | 66.2 | 1,352 ft |
| February | 57.6 | 793 ft | 69.8 | 1,583 ft |
| March | 64.4 | 1,236 ft | 76.5 | 2,007 ft |
| April | 71.2 | 1,672 ft | 83.0 | 2,412 ft |
| May | 76.8 | 2,026 ft | 87.0 | 2,659 ft |
| June | 83.1 | 2,419 ft | 94.0 | 3,085 ft |
| July | 84.7 | 2,517 ft | 96.0 | 3,205 ft |
| August | 84.6 | 2,511 ft | 96.2 | 3,217 ft |
| September | 80.1 | 2,232 ft | 91.1 | 2,909 ft |
| October | 72.1 | 1,729 ft | 84.0 | 2,474 ft |
| November | 62.7 | 1,126 ft | 74.0 | 1,849 ft |
| December | 55.1 | 628 ft | 66.8 | 1,391 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 23R
DENSITY ALTITUDE
Field elevation 702 ft — the air behaves like 3,205 ft.
- PRESSURE ALT
- 703 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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- KSKF — Kelly Field
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- 74R — Horizon
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Frequently asked questions
How high does density altitude get at 23R in summer?
On a typical August afternoon — around 96 °F at the nearest NOAA normals station — density altitude at Devine Municipal reaches roughly 3,217 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 23R on an average day?
It swings with the seasons: from roughly 562 ft at the coldest month's average temperature to about 2,517 ft at the warmest month's — all from a constant field elevation of 702 ft. The month-by-month table above carries the full year.
What is the field elevation of Devine Municipal?
702 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 23R (FAA), in Devine, Texas.