Winnfield, Louisiana · field elev 146 ft
Density Altitude at David G Joyce (0R5)
David G Joyce sits at 146 ft, and even a typical August afternoon (93 °F) only lifts density altitude to about 2,361 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 | 46.5 | −636 ft | 57.4 | 93 ft |
| February | 50.4 | −373 ft | 62.3 | 415 ft |
| March | 58.3 | 152 ft | 70.9 | 970 ft |
| April | 65.3 | 610 ft | 78.1 | 1,427 ft |
| May | 72.9 | 1,098 ft | 84.5 | 1,827 ft |
| June | 79.2 | 1,496 ft | 89.9 | 2,159 ft |
| July | 82.1 | 1,677 ft | 92.5 | 2,318 ft |
| August | 82.1 | 1,677 ft | 93.2 | 2,361 ft |
| September | 76.6 | 1,332 ft | 88.9 | 2,098 ft |
| October | 66.3 | 674 ft | 80.0 | 1,546 ft |
| November | 55.2 | −53 ft | 67.9 | 778 ft |
| December | 48.6 | −494 ft | 59.1 | 205 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 0R5
DENSITY ALTITUDE
Field elevation 146 ft — the air behaves like 2,348 ft.
- PRESSURE ALT
- 147 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 Louisiana fields
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Natchitoches · elev 121 ft
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Pollock · elev 203 ft
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Jena · elev 216 ft
- F86 — Caldwell Parish
Columbia · elev 67 ft
- 0R7 — The Red River
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- KRSN — Ruston Regional
Ruston · elev 317 ft
- 5F0 — Arcadia-Bienville Parish
Arcadia · elev 440 ft
Frequently asked questions
How high does density altitude get at 0R5 in summer?
On a typical August afternoon — around 93 °F at the nearest NOAA normals station — density altitude at David G Joyce reaches roughly 2,361 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 0R5 on an average day?
It swings with the seasons: from roughly −636 ft at the coldest month's average temperature to about 1,677 ft at the warmest month's — all from a constant field elevation of 146 ft. The month-by-month table above carries the full year.
What is the field elevation of David G Joyce?
146 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 0R5 (FAA), in Winnfield, Louisiana.