Portland, Texas · field elev 38 ft
Density Altitude at Hunt (9R5)
Hunt sits at 38 ft, and even a typical August afternoon (93 °F) only lifts density altitude to about 2,211 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 | 56.2 | −120 ft | 65.5 | 490 ft |
| February | 60.5 | 164 ft | 69.9 | 774 ft |
| March | 66.0 | 522 ft | 74.5 | 1,067 ft |
| April | 72.0 | 908 ft | 80.5 | 1,445 ft |
| May | 78.2 | 1,301 ft | 85.7 | 1,769 ft |
| June | 82.6 | 1,577 ft | 90.1 | 2,040 ft |
| July | 84.2 | 1,676 ft | 92.3 | 2,174 ft |
| August | 84.7 | 1,707 ft | 92.9 | 2,211 ft |
| September | 80.8 | 1,464 ft | 89.1 | 1,979 ft |
| October | 74.7 | 1,080 ft | 83.5 | 1,633 ft |
| November | 65.5 | 490 ft | 74.7 | 1,080 ft |
| December | 58.5 | 32 ft | 68.2 | 664 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 9R5
DENSITY ALTITUDE
Field elevation 38 ft — the air behaves like 2,217 ft.
- PRESSURE ALT
- 39 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 Texas fields
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Ingleside · elev 18 ft
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Corpus Christi · elev 46 ft
- T69 — Sinton
Sinton · elev 48 ft
- KRAS — Mustang Beach
Port Aransas · elev 5 ft
- KRBO — Nueces County
Robstown · elev 80 ft
- KRKP — Aransas County
Rockport · elev 24 ft
- KRFG — Rooke Field
Refugio · elev 54 ft
- 07R — Bishop-Windham
Bishop · elev 55 ft
Frequently asked questions
How high does density altitude get at 9R5 in summer?
On a typical August afternoon — around 93 °F at the nearest NOAA normals station — density altitude at Hunt reaches roughly 2,211 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 9R5 on an average day?
It swings with the seasons: from roughly −120 ft at the coldest month's average temperature to about 1,707 ft at the warmest month's — all from a constant field elevation of 38 ft. The month-by-month table above carries the full year.
What is the field elevation of Hunt?
38 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 9R5 (FAA), in Portland, Texas.