Vidalia, Louisiana · field elev 55 ft
Density Altitude at Concordia Parish (0R4)
Concordia Parish sits at 55 ft, and even a typical July afternoon (90 °F) only lifts density altitude to about 2,024 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 | 46.4 | −756 ft | 56.9 | −52 ft |
| February | 50.0 | −513 ft | 60.9 | 211 ft |
| March | 57.3 | −26 ft | 68.0 | 672 ft |
| April | 63.9 | 407 ft | 75.1 | 1,126 ft |
| May | 71.7 | 910 ft | 81.7 | 1,541 ft |
| June | 77.9 | 1,303 ft | 87.3 | 1,889 ft |
| July | 80.4 | 1,460 ft | 89.5 | 2,024 ft |
| August | 79.9 | 1,429 ft | 89.3 | 2,012 ft |
| September | 75.1 | 1,126 ft | 85.5 | 1,777 ft |
| October | 65.1 | 485 ft | 76.9 | 1,240 ft |
| November | 54.8 | −192 ft | 66.6 | 582 ft |
| December | 48.4 | −621 ft | 58.9 | 80 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 0R4
DENSITY ALTITUDE
Field elevation 55 ft — the air behaves like 2,055 ft.
- PRESSURE ALT
- 56 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
- L32 — Jonesville
Jonesville · elev 56 ft
- L33 — Tensas Parish
St Joseph · elev 74 ft
- 1R1 — Jena
Jena · elev 216 ft
- F89 — Winnsboro Municipal
Winnsboro · elev 78 ft
- KMKV — Marksville Municipal
Marksville · elev 78 ft
- KESF — Esler Regional
Alexandria · elev 112 ft
- F86 — Caldwell Parish
Columbia · elev 67 ft
- LA3 — Feliciana Airpark
Jackson · elev 204 ft
Frequently asked questions
How high does density altitude get at 0R4 in summer?
On a typical July afternoon — around 90 °F at the nearest NOAA normals station — density altitude at Concordia Parish reaches roughly 2,024 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 0R4 on an average day?
It swings with the seasons: from roughly −756 ft at the coldest month's average temperature to about 1,460 ft at the warmest month's — all from a constant field elevation of 55 ft. The month-by-month table above carries the full year.
What is the field elevation of Concordia Parish?
55 ft MSL, from the FAA NASR airport record (28-day cycle effective 2026-08-06). The identifier is 0R4 (FAA), in Vidalia, Louisiana.